19919774700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{53591}}^1$

素因数の和:53677

約数の個数: 216

約数和(自身を含む): 72567855360

約数和(自身を除く): 52648080660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 59, 60, 63, 70, 75, 84, 90, 100, 105, 118, 126, 140, 150, 175, 177, 180, 210, 225, 236, 252, 295, 300, 315, 350, 354, 413, 420, 450, 525, 531, 590, 630, 700, 708, 826, 885, 900, 1050, 1062, 1180, 1239, 1260, 1475, 1575, 1652, 1770, 2065, 2100, 2124, 2478, 2655, 2950, 3150, 3540, 3717, 4130, 4425, 4956, 5310, 5900, 6195, 6300, 7434, 8260, 8850, 10325, 10620, 12390, 13275, 14868, 17700, 18585, 20650, 24780, 26550, 30975, 37170, 41300, 53100, 53591, 61950, 74340, 92925, 107182, 123900, 160773, 185850, 214364, 267955, 321546, 371700, 375137, 482319, 535910, 643092, 750274, 803865, 964638, 1071820, 1125411, 1339775, 1500548, 1607730, 1875685, 1929276, 2250822, 2411595, 2679550, 3161869, 3215460, 3376233, 3751370, 4019325, 4501644, 4823190, 5359100, 5627055, 6323738, 6752466, 7502740, 8038650, 9378425, 9485607, 9646380, 11254110, 12057975, 12647476, 13504932, 15809345, 16077300, 16881165, 18756850, 18971214, 22133083, 22508220, 24115950, 28135275, 28456821, 31618690, 33762330, 37513700, 37942428, 44266166, 47428035, 48231900, 56270550, 56913642, 63237380, 66399249, 67524660, 79046725, 84405825, 88532332, 94856070, 110665415, 112541100, 113827284, 132798498, 142284105, 158093450, 168811650, 189712140, 199197747, 221330830, 237140175, 265596996, 284568210, 316186900, 331996245, 337623300, 398395494, 442661660, 474280350, 553327075, 569136420, 663992490, 711420525, 796790988, 948560700, 995988735, 1106654150, 1327984980, 1422841050, 1659981225, 1991977470, 2213308300, 2845682100, 3319962450, 3983954940, 4979943675, 6639924900, 9959887350, 19919774700]

約数ペア:

[(1, 19919774700), (2, 9959887350), (3, 6639924900), (4, 4979943675), (5, 3983954940), (6, 3319962450), (7, 2845682100), (9, 2213308300), (10, 1991977470), (12, 1659981225), (14, 1422841050), (15, 1327984980), (18, 1106654150), (20, 995988735), (21, 948560700), (25, 796790988), (28, 711420525), (30, 663992490), (35, 569136420), (36, 553327075), (42, 474280350), (45, 442661660), (50, 398395494), (59, 337623300), (60, 331996245), (63, 316186900), (70, 284568210), (75, 265596996), (84, 237140175), (90, 221330830), (100, 199197747), (105, 189712140), (118, 168811650), (126, 158093450), (140, 142284105), (150, 132798498), (175, 113827284), (177, 112541100), (180, 110665415), (210, 94856070), (225, 88532332), (236, 84405825), (252, 79046725), (295, 67524660), (300, 66399249), (315, 63237380), (350, 56913642), (354, 56270550), (413, 48231900), (420, 47428035), (450, 44266166), (525, 37942428), (531, 37513700), (590, 33762330), (630, 31618690), (700, 28456821), (708, 28135275), (826, 24115950), (885, 22508220), (900, 22133083), (1050, 18971214), (1062, 18756850), (1180, 16881165), (1239, 16077300), (1260, 15809345), (1475, 13504932), (1575, 12647476), (1652, 12057975), (1770, 11254110), (2065, 9646380), (2100, 9485607), (2124, 9378425), (2478, 8038650), (2655, 7502740), (2950, 6752466), (3150, 6323738), (3540, 5627055), (3717, 5359100), (4130, 4823190), (4425, 4501644), (4956, 4019325), (5310, 3751370), (5900, 3376233), (6195, 3215460), (6300, 3161869), (7434, 2679550), (8260, 2411595), (8850, 2250822), (10325, 1929276), (10620, 1875685), (12390, 1607730), (13275, 1500548), (14868, 1339775), (17700, 1125411), (18585, 1071820), (20650, 964638), (24780, 803865), (26550, 750274), (30975, 643092), (37170, 535910), (41300, 482319), (53100, 375137), (53591, 371700), (61950, 321546), (74340, 267955), (92925, 214364), (107182, 185850), (123900, 160773)]