19811610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 46232550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 41, 42, 45, 59, 63, 65, 70, 78, 82, 90, 91, 105, 117, 118, 123, 126, 130, 177, 182, 195, 205, 210, 234, 246, 273, 287, 295, 315, 354, 369, 390, 410, 413, 455, 531, 533, 546, 574, 585, 590, 615, 630, 738, 767, 819, 826, 861, 885, 910, 1062, 1066, 1170, 1230, 1239, 1365, 1435, 1534, 1599, 1638, 1722, 1770, 1845, 2065, 2301, 2419, 2478, 2583, 2655, 2665, 2730, 2870, 3198, 3690, 3717, 3731, 3835, 4095, 4130, 4305, 4602, 4797, 4838, 5166, 5310, 5330, 5369, 6195, 6903, 7257, 7434, 7462, 7670, 7995, 8190, 8610, 9594, 10738, 11193, 11505, 12095, 12390, 12915, 13806, 14514, 15990, 16107, 16933, 18585, 18655, 21771, 22386, 23010, 23985, 24190, 25830, 26845, 31447, 32214, 33579, 33866, 34515, 36285, 37170, 37310, 43542, 47970, 48321, 50799, 53690, 55965, 62894, 67158, 69030, 72570, 80535, 84665, 94341, 96642, 101598, 108855, 111930, 152397, 157235, 161070, 167895, 169330, 188682, 217710, 220129, 241605, 253995, 283023, 304794, 314470, 335790, 440258, 471705, 483210, 507990, 566046, 660387, 761985, 943410, 1100645, 1320774, 1415115, 1523970, 1981161, 2201290, 2830230, 3301935, 3962322, 6603870, 9905805, 19811610]

約数ペア:

[(1, 19811610), (2, 9905805), (3, 6603870), (5, 3962322), (6, 3301935), (7, 2830230), (9, 2201290), (10, 1981161), (13, 1523970), (14, 1415115), (15, 1320774), (18, 1100645), (21, 943410), (26, 761985), (30, 660387), (35, 566046), (39, 507990), (41, 483210), (42, 471705), (45, 440258), (59, 335790), (63, 314470), (65, 304794), (70, 283023), (78, 253995), (82, 241605), (90, 220129), (91, 217710), (105, 188682), (117, 169330), (118, 167895), (123, 161070), (126, 157235), (130, 152397), (177, 111930), (182, 108855), (195, 101598), (205, 96642), (210, 94341), (234, 84665), (246, 80535), (273, 72570), (287, 69030), (295, 67158), (315, 62894), (354, 55965), (369, 53690), (390, 50799), (410, 48321), (413, 47970), (455, 43542), (531, 37310), (533, 37170), (546, 36285), (574, 34515), (585, 33866), (590, 33579), (615, 32214), (630, 31447), (738, 26845), (767, 25830), (819, 24190), (826, 23985), (861, 23010), (885, 22386), (910, 21771), (1062, 18655), (1066, 18585), (1170, 16933), (1230, 16107), (1239, 15990), (1365, 14514), (1435, 13806), (1534, 12915), (1599, 12390), (1638, 12095), (1722, 11505), (1770, 11193), (1845, 10738), (2065, 9594), (2301, 8610), (2419, 8190), (2478, 7995), (2583, 7670), (2655, 7462), (2665, 7434), (2730, 7257), (2870, 6903), (3198, 6195), (3690, 5369), (3717, 5330), (3731, 5310), (3835, 5166), (4095, 4838), (4130, 4797), (4305, 4602)]