344931720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1451}}^1$

素因数の和:1755

約数の個数: 128

約数和(自身を含む): 1187619840

約数和(自身を除く): 842688120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 283, 420, 566, 840, 849, 1132, 1415, 1451, 1698, 1981, 2264, 2830, 2902, 3396, 3962, 4245, 4353, 5660, 5804, 5943, 6792, 7255, 7924, 8490, 8706, 9905, 10157, 11320, 11608, 11886, 14510, 15848, 16980, 17412, 19810, 20314, 21765, 23772, 29020, 29715, 30471, 33960, 34824, 39620, 40628, 43530, 47544, 50785, 58040, 59430, 60942, 79240, 81256, 87060, 101570, 118860, 121884, 152355, 174120, 203140, 237720, 243768, 304710, 406280, 410633, 609420, 821266, 1218840, 1231899, 1642532, 2053165, 2463798, 2874431, 3285064, 4106330, 4927596, 5748862, 6159495, 8212660, 8623293, 9855192, 11497724, 12318990, 14372155, 16425320, 17246586, 22995448, 24637980, 28744310, 34493172, 43116465, 49275960, 57488620, 68986344, 86232930, 114977240, 172465860, 344931720]

約数ペア:

[(1, 344931720), (2, 172465860), (3, 114977240), (4, 86232930), (5, 68986344), (6, 57488620), (7, 49275960), (8, 43116465), (10, 34493172), (12, 28744310), (14, 24637980), (15, 22995448), (20, 17246586), (21, 16425320), (24, 14372155), (28, 12318990), (30, 11497724), (35, 9855192), (40, 8623293), (42, 8212660), (56, 6159495), (60, 5748862), (70, 4927596), (84, 4106330), (105, 3285064), (120, 2874431), (140, 2463798), (168, 2053165), (210, 1642532), (280, 1231899), (283, 1218840), (420, 821266), (566, 609420), (840, 410633), (849, 406280), (1132, 304710), (1415, 243768), (1451, 237720), (1698, 203140), (1981, 174120), (2264, 152355), (2830, 121884), (2902, 118860), (3396, 101570), (3962, 87060), (4245, 81256), (4353, 79240), (5660, 60942), (5804, 59430), (5943, 58040), (6792, 50785), (7255, 47544), (7924, 43530), (8490, 40628), (8706, 39620), (9905, 34824), (10157, 33960), (11320, 30471), (11608, 29715), (11886, 29020), (14510, 23772), (15848, 21765), (16980, 20314), (17412, 19810)]