172679220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7213}}^1$

素因数の和:7254

約数の個数: 144

約数和(自身を含む): 630215040

約数和(自身を除く): 457535820

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, 7213, 7980, 11970, 14426, 21639, 23940, 28852, 36065, 43278, 50491, 64917, 72130, 86556, 100982, 108195, 129834, 137047, 144260, 151473, 201964, 216390, 252455, 259668, 274094, 302946, 324585, 411141, 432780, 454419, 504910, 548188, 605892, 649170, 685235, 757365, 822282, 908838, 959329, 1009820, 1233423, 1298340, 1370470, 1514730, 1644564, 1817676, 1918658, 2055705, 2272095, 2466846, 2740940, 2877987, 3029460, 3837316, 4111410, 4544190, 4796645, 4933692, 5755974, 6167115, 8222820, 8633961, 9088380, 9593290, 11511948, 12334230, 14389935, 17267922, 19186580, 24668460, 28779870, 34535844, 43169805, 57559740, 86339610, 172679220]

約数ペア:

[(1, 172679220), (2, 86339610), (3, 57559740), (4, 43169805), (5, 34535844), (6, 28779870), (7, 24668460), (9, 19186580), (10, 17267922), (12, 14389935), (14, 12334230), (15, 11511948), (18, 9593290), (19, 9088380), (20, 8633961), (21, 8222820), (28, 6167115), (30, 5755974), (35, 4933692), (36, 4796645), (38, 4544190), (42, 4111410), (45, 3837316), (57, 3029460), (60, 2877987), (63, 2740940), (70, 2466846), (76, 2272095), (84, 2055705), (90, 1918658), (95, 1817676), (105, 1644564), (114, 1514730), (126, 1370470), (133, 1298340), (140, 1233423), (171, 1009820), (180, 959329), (190, 908838), (210, 822282), (228, 757365), (252, 685235), (266, 649170), (285, 605892), (315, 548188), (342, 504910), (380, 454419), (399, 432780), (420, 411141), (532, 324585), (570, 302946), (630, 274094), (665, 259668), (684, 252455), (798, 216390), (855, 201964), (1140, 151473), (1197, 144260), (1260, 137047), (1330, 129834), (1596, 108195), (1710, 100982), (1995, 86556), (2394, 72130), (2660, 64917), (3420, 50491), (3990, 43278), (4788, 36065), (5985, 28852), (7213, 23940), (7980, 21639), (11970, 14426)]