21115316750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 256

約数和(自身を含む): 47357706240

約数和(自身を除く): 26242389490

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 46, 50, 55, 62, 89, 110, 115, 121, 125, 155, 178, 230, 242, 250, 253, 275, 310, 341, 445, 506, 550, 575, 605, 682, 713, 775, 890, 979, 1150, 1210, 1265, 1331, 1375, 1426, 1550, 1705, 1958, 2047, 2225, 2530, 2662, 2750, 2759, 2783, 2875, 3025, 3410, 3565, 3751, 3875, 4094, 4450, 4895, 5518, 5566, 5750, 6050, 6325, 6655, 7130, 7502, 7750, 7843, 8525, 9790, 10235, 10769, 11125, 12650, 13310, 13795, 13915, 15125, 15686, 17050, 17825, 18755, 20470, 21538, 22250, 22517, 24475, 27590, 27830, 30250, 30349, 30613, 31625, 33275, 35650, 37510, 39215, 41261, 42625, 45034, 48950, 51175, 53845, 60698, 61226, 63250, 63457, 66550, 68975, 69575, 78430, 82522, 85250, 86273, 89125, 93775, 102350, 107690, 112585, 118459, 122375, 126914, 137950, 139150, 151745, 153065, 166375, 172546, 178250, 187550, 196075, 206305, 225170, 236918, 244750, 247687, 255875, 269225, 303490, 306130, 317285, 332750, 333839, 344875, 347875, 392150, 412610, 431365, 468875, 495374, 511750, 538450, 562925, 592295, 634570, 667678, 689750, 695750, 698027, 758725, 765325, 862730, 937750, 949003, 980375, 1031525, 1125850, 1184590, 1238435, 1346125, 1396054, 1517450, 1530650, 1586425, 1669195, 1898006, 1960750, 2063050, 2156825, 2476870, 2692250, 2724557, 2814625, 2961475, 3172850, 3338390, 3490135, 3672229, 3793625, 3826625, 4313650, 4745015, 5157625, 5449114, 5629250, 5922950, 6192175, 6980270, 7344458, 7587250, 7653250, 7678297, 7932125, 8345975, 9490030, 10315250, 10784125, 12384350, 13622785, 14807375, 15356594, 15864250, 16691950, 17450675, 18361145, 21568250, 23725075, 27245570, 29614750, 30960875, 34901350, 36722290, 38391485, 41729875, 47450150, 61921750, 68113925, 76782970, 83459750, 84461267, 87253375, 91805725, 118625375, 136227850, 168922534, 174506750, 183611450, 191957425, 237250750, 340569625, 383914850, 422306335, 459028625, 681139250, 844612670, 918057250, 959787125, 1919574250, 2111531675, 4223063350, 10557658375, 21115316750]

約数ペア:

[(1, 21115316750), (2, 10557658375), (5, 4223063350), (10, 2111531675), (11, 1919574250), (22, 959787125), (23, 918057250), (25, 844612670), (31, 681139250), (46, 459028625), (50, 422306335), (55, 383914850), (62, 340569625), (89, 237250750), (110, 191957425), (115, 183611450), (121, 174506750), (125, 168922534), (155, 136227850), (178, 118625375), (230, 91805725), (242, 87253375), (250, 84461267), (253, 83459750), (275, 76782970), (310, 68113925), (341, 61921750), (445, 47450150), (506, 41729875), (550, 38391485), (575, 36722290), (605, 34901350), (682, 30960875), (713, 29614750), (775, 27245570), (890, 23725075), (979, 21568250), (1150, 18361145), (1210, 17450675), (1265, 16691950), (1331, 15864250), (1375, 15356594), (1426, 14807375), (1550, 13622785), (1705, 12384350), (1958, 10784125), (2047, 10315250), (2225, 9490030), (2530, 8345975), (2662, 7932125), (2750, 7678297), (2759, 7653250), (2783, 7587250), (2875, 7344458), (3025, 6980270), (3410, 6192175), (3565, 5922950), (3751, 5629250), (3875, 5449114), (4094, 5157625), (4450, 4745015), (4895, 4313650), (5518, 3826625), (5566, 3793625), (5750, 3672229), (6050, 3490135), (6325, 3338390), (6655, 3172850), (7130, 2961475), (7502, 2814625), (7750, 2724557), (7843, 2692250), (8525, 2476870), (9790, 2156825), (10235, 2063050), (10769, 1960750), (11125, 1898006), (12650, 1669195), (13310, 1586425), (13795, 1530650), (13915, 1517450), (15125, 1396054), (15686, 1346125), (17050, 1238435), (17825, 1184590), (18755, 1125850), (20470, 1031525), (21538, 980375), (22250, 949003), (22517, 937750), (24475, 862730), (27590, 765325), (27830, 758725), (30250, 698027), (30349, 695750), (30613, 689750), (31625, 667678), (33275, 634570), (35650, 592295), (37510, 562925), (39215, 538450), (41261, 511750), (42625, 495374), (45034, 468875), (48950, 431365), (51175, 412610), (53845, 392150), (60698, 347875), (61226, 344875), (63250, 333839), (63457, 332750), (66550, 317285), (68975, 306130), (69575, 303490), (78430, 269225), (82522, 255875), (85250, 247687), (86273, 244750), (89125, 236918), (93775, 225170), (102350, 206305), (107690, 196075), (112585, 187550), (118459, 178250), (122375, 172546), (126914, 166375), (137950, 153065), (139150, 151745)]