40278420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2494

約数の個数: 144

約数和(自身を含む): 150433920

約数和(自身を除く): 110155500

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, 2459, 2730, 3276, 4095, 4918, 5460, 7377, 8190, 9836, 12295, 14754, 16380, 17213, 22131, 24590, 29508, 31967, 34426, 36885, 44262, 49180, 51639, 63934, 68852, 73770, 86065, 88524, 95901, 103278, 110655, 127868, 147540, 154917, 159835, 172130, 191802, 206556, 221310, 223769, 258195, 287703, 309834, 319670, 344260, 383604, 442620, 447538, 479505, 516390, 575406, 619668, 639340, 671307, 774585, 895076, 959010, 1032780, 1118845, 1150812, 1342614, 1438515, 1549170, 1918020, 2013921, 2237690, 2685228, 2877030, 3098340, 3356535, 4027842, 4475380, 5754060, 6713070, 8055684, 10069605, 13426140, 20139210, 40278420]

約数ペア:

[(1, 40278420), (2, 20139210), (3, 13426140), (4, 10069605), (5, 8055684), (6, 6713070), (7, 5754060), (9, 4475380), (10, 4027842), (12, 3356535), (13, 3098340), (14, 2877030), (15, 2685228), (18, 2237690), (20, 2013921), (21, 1918020), (26, 1549170), (28, 1438515), (30, 1342614), (35, 1150812), (36, 1118845), (39, 1032780), (42, 959010), (45, 895076), (52, 774585), (60, 671307), (63, 639340), (65, 619668), (70, 575406), (78, 516390), (84, 479505), (90, 447538), (91, 442620), (105, 383604), (117, 344260), (126, 319670), (130, 309834), (140, 287703), (156, 258195), (180, 223769), (182, 221310), (195, 206556), (210, 191802), (234, 172130), (252, 159835), (260, 154917), (273, 147540), (315, 127868), (364, 110655), (390, 103278), (420, 95901), (455, 88524), (468, 86065), (546, 73770), (585, 68852), (630, 63934), (780, 51639), (819, 49180), (910, 44262), (1092, 36885), (1170, 34426), (1260, 31967), (1365, 29508), (1638, 24590), (1820, 22131), (2340, 17213), (2459, 16380), (2730, 14754), (3276, 12295), (4095, 9836), (4918, 8190), (5460, 7377)]