139748040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20431}}^1$

素因数の和:20467

約数の個数: 96

約数和(自身を含む): 478108800

約数和(自身を除く): 338360760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 20431, 40862, 61293, 81724, 102155, 122586, 163448, 183879, 204310, 245172, 306465, 367758, 388189, 408620, 490344, 612930, 735516, 776378, 817240, 919395, 1164567, 1225860, 1471032, 1552756, 1838790, 1940945, 2329134, 2451720, 3105512, 3493701, 3677580, 3881890, 4658268, 5822835, 6987402, 7355160, 7763780, 9316536, 11645670, 13974804, 15527560, 17468505, 23291340, 27949608, 34937010, 46582680, 69874020, 139748040]

約数ペア:

[(1, 139748040), (2, 69874020), (3, 46582680), (4, 34937010), (5, 27949608), (6, 23291340), (8, 17468505), (9, 15527560), (10, 13974804), (12, 11645670), (15, 9316536), (18, 7763780), (19, 7355160), (20, 6987402), (24, 5822835), (30, 4658268), (36, 3881890), (38, 3677580), (40, 3493701), (45, 3105512), (57, 2451720), (60, 2329134), (72, 1940945), (76, 1838790), (90, 1552756), (95, 1471032), (114, 1225860), (120, 1164567), (152, 919395), (171, 817240), (180, 776378), (190, 735516), (228, 612930), (285, 490344), (342, 408620), (360, 388189), (380, 367758), (456, 306465), (570, 245172), (684, 204310), (760, 183879), (855, 163448), (1140, 122586), (1368, 102155), (1710, 81724), (2280, 61293), (3420, 40862), (6840, 20431)]