640114020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39079}}^1$

素因数の和:39114

約数の個数: 144

約数和(自身を含む): 2389820160

約数和(自身を除く): 1749706140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 39079, 78158, 117237, 156316, 195395, 234474, 273553, 351711, 390790, 468948, 508027, 547106, 586185, 703422, 781580, 820659, 1016054, 1094212, 1172370, 1367765, 1406844, 1524081, 1641318, 1758555, 2032108, 2344740, 2461977, 2540135, 2735530, 3048162, 3282636, 3517110, 3556189, 4103295, 4572243, 4923954, 5080270, 5471060, 6096324, 7034220, 7112378, 7620405, 8206590, 9144486, 9847908, 10160540, 10668567, 12309885, 14224756, 15240810, 16413180, 17780945, 18288972, 21337134, 22861215, 24619770, 30481620, 32005701, 35561890, 42674268, 45722430, 49239540, 53342835, 64011402, 71123780, 91444860, 106685670, 128022804, 160028505, 213371340, 320057010, 640114020]

約数ペア:

[(1, 640114020), (2, 320057010), (3, 213371340), (4, 160028505), (5, 128022804), (6, 106685670), (7, 91444860), (9, 71123780), (10, 64011402), (12, 53342835), (13, 49239540), (14, 45722430), (15, 42674268), (18, 35561890), (20, 32005701), (21, 30481620), (26, 24619770), (28, 22861215), (30, 21337134), (35, 18288972), (36, 17780945), (39, 16413180), (42, 15240810), (45, 14224756), (52, 12309885), (60, 10668567), (63, 10160540), (65, 9847908), (70, 9144486), (78, 8206590), (84, 7620405), (90, 7112378), (91, 7034220), (105, 6096324), (117, 5471060), (126, 5080270), (130, 4923954), (140, 4572243), (156, 4103295), (180, 3556189), (182, 3517110), (195, 3282636), (210, 3048162), (234, 2735530), (252, 2540135), (260, 2461977), (273, 2344740), (315, 2032108), (364, 1758555), (390, 1641318), (420, 1524081), (455, 1406844), (468, 1367765), (546, 1172370), (585, 1094212), (630, 1016054), (780, 820659), (819, 781580), (910, 703422), (1092, 586185), (1170, 547106), (1260, 508027), (1365, 468948), (1638, 390790), (1820, 351711), (2340, 273553), (2730, 234474), (3276, 195395), (4095, 156316), (5460, 117237), (8190, 78158), (16380, 39079)]