321566640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:859

約数の個数: 160

約数和(自身を含む): 1061598720

約数和(自身を除く): 740032080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 97, 114, 120, 152, 190, 194, 228, 240, 285, 291, 304, 380, 388, 456, 485, 570, 582, 727, 760, 776, 912, 970, 1140, 1164, 1454, 1455, 1520, 1552, 1843, 1940, 2181, 2280, 2328, 2908, 2910, 3635, 3686, 3880, 4362, 4560, 4656, 5529, 5816, 5820, 7270, 7372, 7760, 8724, 9215, 10905, 11058, 11632, 11640, 13813, 14540, 14744, 17448, 18430, 21810, 22116, 23280, 27626, 27645, 29080, 29488, 34896, 36860, 41439, 43620, 44232, 55252, 55290, 58160, 69065, 70519, 73720, 82878, 87240, 88464, 110504, 110580, 138130, 141038, 147440, 165756, 174480, 207195, 211557, 221008, 221160, 276260, 282076, 331512, 352595, 414390, 423114, 442320, 552520, 564152, 663024, 705190, 828780, 846228, 1057785, 1105040, 1128304, 1339861, 1410380, 1657560, 1692456, 2115570, 2679722, 2820760, 3315120, 3384912, 4019583, 4231140, 5359444, 5641520, 6699305, 8039166, 8462280, 10718888, 13398610, 16078332, 16924560, 20097915, 21437776, 26797220, 32156664, 40195830, 53594440, 64313328, 80391660, 107188880, 160783320, 321566640]

約数ペア:

[(1, 321566640), (2, 160783320), (3, 107188880), (4, 80391660), (5, 64313328), (6, 53594440), (8, 40195830), (10, 32156664), (12, 26797220), (15, 21437776), (16, 20097915), (19, 16924560), (20, 16078332), (24, 13398610), (30, 10718888), (38, 8462280), (40, 8039166), (48, 6699305), (57, 5641520), (60, 5359444), (76, 4231140), (80, 4019583), (95, 3384912), (97, 3315120), (114, 2820760), (120, 2679722), (152, 2115570), (190, 1692456), (194, 1657560), (228, 1410380), (240, 1339861), (285, 1128304), (291, 1105040), (304, 1057785), (380, 846228), (388, 828780), (456, 705190), (485, 663024), (570, 564152), (582, 552520), (727, 442320), (760, 423114), (776, 414390), (912, 352595), (970, 331512), (1140, 282076), (1164, 276260), (1454, 221160), (1455, 221008), (1520, 211557), (1552, 207195), (1843, 174480), (1940, 165756), (2181, 147440), (2280, 141038), (2328, 138130), (2908, 110580), (2910, 110504), (3635, 88464), (3686, 87240), (3880, 82878), (4362, 73720), (4560, 70519), (4656, 69065), (5529, 58160), (5816, 55290), (5820, 55252), (7270, 44232), (7372, 43620), (7760, 41439), (8724, 36860), (9215, 34896), (10905, 29488), (11058, 29080), (11632, 27645), (11640, 27626), (13813, 23280), (14540, 22116), (14744, 21810), (17448, 18430)]