1972655280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{439}}^1$

素因数の和:616

約数の個数: 180

約数和(自身を含む): 6725038320

約数和(自身を除く): 4752383040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 439, 474, 632, 711, 720, 790, 878, 948, 1185, 1264, 1317, 1422, 1580, 1756, 1896, 2195, 2370, 2634, 2844, 3160, 3512, 3555, 3792, 3951, 4390, 4740, 5268, 5688, 6241, 6320, 6585, 7024, 7110, 7902, 8780, 9480, 10536, 11376, 12482, 13170, 14220, 15804, 17560, 18723, 18960, 19755, 21072, 24964, 26340, 28440, 31205, 31608, 34681, 35120, 37446, 39510, 49928, 52680, 56169, 56880, 62410, 63216, 69362, 74892, 79020, 93615, 99856, 104043, 105360, 112338, 124820, 138724, 149784, 158040, 173405, 187230, 208086, 224676, 249640, 277448, 280845, 299568, 312129, 316080, 346810, 374460, 416172, 449352, 499280, 520215, 554896, 561690, 624258, 693620, 748920, 832344, 898704, 1040430, 1123380, 1248516, 1387240, 1497840, 1560645, 1664688, 2080860, 2246760, 2497032, 2739799, 2774480, 3121290, 4161720, 4493520, 4994064, 5479598, 6242580, 8219397, 8323440, 10959196, 12485160, 13698995, 16438794, 21918392, 24658191, 24970320, 27397990, 32877588, 41096985, 43836784, 49316382, 54795980, 65755176, 82193970, 98632764, 109591960, 123290955, 131510352, 164387940, 197265528, 219183920, 246581910, 328775880, 394531056, 493163820, 657551760, 986327640, 1972655280]

約数ペア:

[(1, 1972655280), (2, 986327640), (3, 657551760), (4, 493163820), (5, 394531056), (6, 328775880), (8, 246581910), (9, 219183920), (10, 197265528), (12, 164387940), (15, 131510352), (16, 123290955), (18, 109591960), (20, 98632764), (24, 82193970), (30, 65755176), (36, 54795980), (40, 49316382), (45, 43836784), (48, 41096985), (60, 32877588), (72, 27397990), (79, 24970320), (80, 24658191), (90, 21918392), (120, 16438794), (144, 13698995), (158, 12485160), (180, 10959196), (237, 8323440), (240, 8219397), (316, 6242580), (360, 5479598), (395, 4994064), (439, 4493520), (474, 4161720), (632, 3121290), (711, 2774480), (720, 2739799), (790, 2497032), (878, 2246760), (948, 2080860), (1185, 1664688), (1264, 1560645), (1317, 1497840), (1422, 1387240), (1580, 1248516), (1756, 1123380), (1896, 1040430), (2195, 898704), (2370, 832344), (2634, 748920), (2844, 693620), (3160, 624258), (3512, 561690), (3555, 554896), (3792, 520215), (3951, 499280), (4390, 449352), (4740, 416172), (5268, 374460), (5688, 346810), (6241, 316080), (6320, 312129), (6585, 299568), (7024, 280845), (7110, 277448), (7902, 249640), (8780, 224676), (9480, 208086), (10536, 187230), (11376, 173405), (12482, 158040), (13170, 149784), (14220, 138724), (15804, 124820), (17560, 112338), (18723, 105360), (18960, 104043), (19755, 99856), (21072, 93615), (24964, 79020), (26340, 74892), (28440, 69362), (31205, 63216), (31608, 62410), (34681, 56880), (35120, 56169), (37446, 52680), (39510, 49928)]