291996180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12197}}^1$

素因数の和:12238

約数の個数: 144

約数和(自身を含む): 1065617280

約数和(自身を除く): 773621100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 12197, 23940, 24394, 36591, 48788, 60985, 73182, 85379, 109773, 121970, 146364, 170758, 182955, 219546, 231743, 243940, 256137, 341516, 365910, 426895, 439092, 463486, 512274, 548865, 695229, 731820, 768411, 853790, 926972, 1024548, 1097730, 1158715, 1280685, 1390458, 1536822, 1622201, 1707580, 2085687, 2195460, 2317430, 2561370, 2780916, 3073644, 3244402, 3476145, 3842055, 4171374, 4634860, 4866603, 5122740, 6488804, 6952290, 7684110, 8111005, 8342748, 9733206, 10428435, 13904580, 14599809, 15368220, 16222010, 19466412, 20856870, 24333015, 29199618, 32444020, 41713740, 48666030, 58399236, 72999045, 97332060, 145998090, 291996180]

約数ペア:

[(1, 291996180), (2, 145998090), (3, 97332060), (4, 72999045), (5, 58399236), (6, 48666030), (7, 41713740), (9, 32444020), (10, 29199618), (12, 24333015), (14, 20856870), (15, 19466412), (18, 16222010), (19, 15368220), (20, 14599809), (21, 13904580), (28, 10428435), (30, 9733206), (35, 8342748), (36, 8111005), (38, 7684110), (42, 6952290), (45, 6488804), (57, 5122740), (60, 4866603), (63, 4634860), (70, 4171374), (76, 3842055), (84, 3476145), (90, 3244402), (95, 3073644), (105, 2780916), (114, 2561370), (126, 2317430), (133, 2195460), (140, 2085687), (171, 1707580), (180, 1622201), (190, 1536822), (210, 1390458), (228, 1280685), (252, 1158715), (266, 1097730), (285, 1024548), (315, 926972), (342, 853790), (380, 768411), (399, 731820), (420, 695229), (532, 548865), (570, 512274), (630, 463486), (665, 439092), (684, 426895), (798, 365910), (855, 341516), (1140, 256137), (1197, 243940), (1260, 231743), (1330, 219546), (1596, 182955), (1710, 170758), (1995, 146364), (2394, 121970), (2660, 109773), (3420, 85379), (3990, 73182), (4788, 60985), (5985, 48788), (7980, 36591), (11970, 24394), (12197, 23940)]