20857234650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:598

約数の個数: 288

約数和(自身を含む): 61983532800

約数和(自身を除く): 41126298150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 49, 50, 70, 75, 94, 98, 105, 141, 147, 150, 173, 175, 210, 235, 245, 282, 294, 329, 346, 349, 350, 470, 490, 519, 525, 658, 698, 705, 735, 865, 987, 1038, 1047, 1050, 1175, 1211, 1225, 1410, 1470, 1645, 1730, 1745, 1974, 2094, 2303, 2350, 2422, 2443, 2450, 2595, 3290, 3490, 3525, 3633, 3675, 4325, 4606, 4886, 4935, 5190, 5235, 6055, 6909, 7050, 7266, 7329, 7350, 8131, 8225, 8477, 8650, 8725, 9870, 10470, 11515, 12110, 12215, 12975, 13818, 14658, 16262, 16403, 16450, 16954, 17101, 17450, 18165, 23030, 24393, 24430, 24675, 25431, 25950, 26175, 30275, 32806, 34202, 34545, 36330, 36645, 40655, 42385, 48786, 49209, 49350, 50862, 51303, 52350, 56917, 57575, 60377, 60550, 61075, 69090, 73290, 81310, 82015, 84770, 85505, 90825, 98418, 102606, 113834, 114821, 115150, 120754, 121965, 122150, 127155, 164030, 170751, 171010, 172725, 181131, 181650, 183225, 203275, 211925, 229642, 243930, 246045, 254310, 256515, 284585, 301885, 341502, 344463, 345450, 362262, 366450, 398419, 406550, 410075, 422639, 423850, 427525, 492090, 513030, 569170, 574105, 603770, 609825, 635775, 688926, 796838, 803747, 820150, 845278, 853755, 855050, 905655, 1148210, 1195257, 1219650, 1230225, 1267917, 1271550, 1282575, 1422925, 1509425, 1607494, 1707510, 1722315, 1811310, 1992095, 2113195, 2390514, 2411241, 2460450, 2535834, 2565150, 2837719, 2845850, 2870525, 2958473, 3018850, 3444630, 3984190, 4018735, 4226390, 4268775, 4528275, 4822482, 5675438, 5741050, 5916946, 5976285, 6339585, 8037470, 8513157, 8537550, 8611575, 8875419, 9056550, 9960475, 10565975, 11952570, 12056205, 12679170, 14188595, 14792365, 17026314, 17223150, 17750838, 19864033, 19920950, 20093675, 21131950, 24112410, 28377190, 29584730, 29881425, 31697925, 39728066, 40187350, 42565785, 44377095, 59592099, 59762850, 60281025, 63395850, 70942975, 73961825, 85131570, 88754190, 99320165, 119184198, 120562050, 139048231, 141885950, 147923650, 198640330, 212828925, 221885475, 278096462, 297960495, 417144693, 425657850, 443770950, 496600825, 595920990, 695241155, 834289386, 993201650, 1390482310, 1489802475, 2085723465, 2979604950, 3476205775, 4171446930, 6952411550, 10428617325, 20857234650]

約数ペア:

[(1, 20857234650), (2, 10428617325), (3, 6952411550), (5, 4171446930), (6, 3476205775), (7, 2979604950), (10, 2085723465), (14, 1489802475), (15, 1390482310), (21, 993201650), (25, 834289386), (30, 695241155), (35, 595920990), (42, 496600825), (47, 443770950), (49, 425657850), (50, 417144693), (70, 297960495), (75, 278096462), (94, 221885475), (98, 212828925), (105, 198640330), (141, 147923650), (147, 141885950), (150, 139048231), (173, 120562050), (175, 119184198), (210, 99320165), (235, 88754190), (245, 85131570), (282, 73961825), (294, 70942975), (329, 63395850), (346, 60281025), (349, 59762850), (350, 59592099), (470, 44377095), (490, 42565785), (519, 40187350), (525, 39728066), (658, 31697925), (698, 29881425), (705, 29584730), (735, 28377190), (865, 24112410), (987, 21131950), (1038, 20093675), (1047, 19920950), (1050, 19864033), (1175, 17750838), (1211, 17223150), (1225, 17026314), (1410, 14792365), (1470, 14188595), (1645, 12679170), (1730, 12056205), (1745, 11952570), (1974, 10565975), (2094, 9960475), (2303, 9056550), (2350, 8875419), (2422, 8611575), (2443, 8537550), (2450, 8513157), (2595, 8037470), (3290, 6339585), (3490, 5976285), (3525, 5916946), (3633, 5741050), (3675, 5675438), (4325, 4822482), (4606, 4528275), (4886, 4268775), (4935, 4226390), (5190, 4018735), (5235, 3984190), (6055, 3444630), (6909, 3018850), (7050, 2958473), (7266, 2870525), (7329, 2845850), (7350, 2837719), (8131, 2565150), (8225, 2535834), (8477, 2460450), (8650, 2411241), (8725, 2390514), (9870, 2113195), (10470, 1992095), (11515, 1811310), (12110, 1722315), (12215, 1707510), (12975, 1607494), (13818, 1509425), (14658, 1422925), (16262, 1282575), (16403, 1271550), (16450, 1267917), (16954, 1230225), (17101, 1219650), (17450, 1195257), (18165, 1148210), (23030, 905655), (24393, 855050), (24430, 853755), (24675, 845278), (25431, 820150), (25950, 803747), (26175, 796838), (30275, 688926), (32806, 635775), (34202, 609825), (34545, 603770), (36330, 574105), (36645, 569170), (40655, 513030), (42385, 492090), (48786, 427525), (49209, 423850), (49350, 422639), (50862, 410075), (51303, 406550), (52350, 398419), (56917, 366450), (57575, 362262), (60377, 345450), (60550, 344463), (61075, 341502), (69090, 301885), (73290, 284585), (81310, 256515), (82015, 254310), (84770, 246045), (85505, 243930), (90825, 229642), (98418, 211925), (102606, 203275), (113834, 183225), (114821, 181650), (115150, 181131), (120754, 172725), (121965, 171010), (122150, 170751), (127155, 164030)]