253996860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:752

約数の個数: 144

約数和(自身を含む): 792088416

約数和(自身を除く): 538091556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 74, 78, 111, 130, 148, 156, 169, 185, 195, 222, 260, 338, 370, 390, 444, 481, 507, 555, 676, 677, 740, 780, 845, 962, 1014, 1110, 1354, 1443, 1690, 1924, 2028, 2031, 2220, 2405, 2535, 2708, 2886, 3380, 3385, 4062, 4810, 5070, 5772, 6253, 6770, 7215, 8124, 8801, 9620, 10140, 10155, 12506, 13540, 14430, 17602, 18759, 20310, 25012, 25049, 26403, 28860, 31265, 35204, 37518, 40620, 44005, 50098, 52806, 62530, 75036, 75147, 88010, 93795, 100196, 105612, 114413, 125060, 125245, 132015, 150294, 176020, 187590, 228826, 250490, 264030, 300588, 325637, 343239, 375180, 375735, 457652, 500980, 528060, 572065, 651274, 686478, 751470, 976911, 1144130, 1302548, 1372956, 1502940, 1628185, 1716195, 1953822, 2288260, 3256370, 3432390, 3907644, 4233281, 4884555, 6512740, 6864780, 8466562, 9769110, 12699843, 16933124, 19538220, 21166405, 25399686, 42332810, 50799372, 63499215, 84665620, 126998430, 253996860]

約数ペア:

[(1, 253996860), (2, 126998430), (3, 84665620), (4, 63499215), (5, 50799372), (6, 42332810), (10, 25399686), (12, 21166405), (13, 19538220), (15, 16933124), (20, 12699843), (26, 9769110), (30, 8466562), (37, 6864780), (39, 6512740), (52, 4884555), (60, 4233281), (65, 3907644), (74, 3432390), (78, 3256370), (111, 2288260), (130, 1953822), (148, 1716195), (156, 1628185), (169, 1502940), (185, 1372956), (195, 1302548), (222, 1144130), (260, 976911), (338, 751470), (370, 686478), (390, 651274), (444, 572065), (481, 528060), (507, 500980), (555, 457652), (676, 375735), (677, 375180), (740, 343239), (780, 325637), (845, 300588), (962, 264030), (1014, 250490), (1110, 228826), (1354, 187590), (1443, 176020), (1690, 150294), (1924, 132015), (2028, 125245), (2031, 125060), (2220, 114413), (2405, 105612), (2535, 100196), (2708, 93795), (2886, 88010), (3380, 75147), (3385, 75036), (4062, 62530), (4810, 52806), (5070, 50098), (5772, 44005), (6253, 40620), (6770, 37518), (7215, 35204), (8124, 31265), (8801, 28860), (9620, 26403), (10140, 25049), (10155, 25012), (12506, 20310), (13540, 18759), (14430, 17602)]