1961909460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{42083}}^1$

素因数の和:42142

約数の個数: 144

約数和(自身を含む): 6985270656

約数和(自身を除く): 5023361196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3885, 4662, 5180, 6660, 7770, 9324, 11655, 15540, 23310, 42083, 46620, 84166, 126249, 168332, 210415, 252498, 294581, 378747, 420830, 504996, 589162, 631245, 757494, 841660, 883743, 1178324, 1262490, 1472905, 1514988, 1557071, 1767486, 1893735, 2524980, 2651229, 2945810, 3114142, 3534972, 3787470, 4418715, 4671213, 5302458, 5891620, 6228284, 7574940, 7785355, 8837430, 9342426, 10604916, 10899497, 13256145, 14013639, 15570710, 17674860, 18684852, 21798994, 23356065, 26512290, 28027278, 31141420, 32698491, 43597988, 46712130, 53024580, 54497485, 56054556, 65396982, 70068195, 93424260, 98095473, 108994970, 130793964, 140136390, 163492455, 196190946, 217989940, 280272780, 326984910, 392381892, 490477365, 653969820, 980954730, 1961909460]

約数ペア:

[(1, 1961909460), (2, 980954730), (3, 653969820), (4, 490477365), (5, 392381892), (6, 326984910), (7, 280272780), (9, 217989940), (10, 196190946), (12, 163492455), (14, 140136390), (15, 130793964), (18, 108994970), (20, 98095473), (21, 93424260), (28, 70068195), (30, 65396982), (35, 56054556), (36, 54497485), (37, 53024580), (42, 46712130), (45, 43597988), (60, 32698491), (63, 31141420), (70, 28027278), (74, 26512290), (84, 23356065), (90, 21798994), (105, 18684852), (111, 17674860), (126, 15570710), (140, 14013639), (148, 13256145), (180, 10899497), (185, 10604916), (210, 9342426), (222, 8837430), (252, 7785355), (259, 7574940), (315, 6228284), (333, 5891620), (370, 5302458), (420, 4671213), (444, 4418715), (518, 3787470), (555, 3534972), (630, 3114142), (666, 2945810), (740, 2651229), (777, 2524980), (1036, 1893735), (1110, 1767486), (1260, 1557071), (1295, 1514988), (1332, 1472905), (1554, 1262490), (1665, 1178324), (2220, 883743), (2331, 841660), (2590, 757494), (3108, 631245), (3330, 589162), (3885, 504996), (4662, 420830), (5180, 378747), (6660, 294581), (7770, 252498), (9324, 210415), (11655, 168332), (15540, 126249), (23310, 84166), (42083, 46620)]