64123320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^2$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 209214360

約数和(自身を除く): 145091040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 289, 340, 344, 408, 430, 510, 516, 578, 645, 680, 731, 860, 867, 1020, 1032, 1156, 1290, 1445, 1462, 1720, 1734, 1849, 2040, 2193, 2312, 2580, 2890, 2924, 3468, 3655, 3698, 4335, 4386, 5160, 5547, 5780, 5848, 6936, 7310, 7396, 8670, 8772, 9245, 10965, 11094, 11560, 12427, 14620, 14792, 17340, 17544, 18490, 21930, 22188, 24854, 27735, 29240, 31433, 34680, 36980, 37281, 43860, 44376, 49708, 55470, 62135, 62866, 73960, 74562, 87720, 94299, 99416, 110940, 124270, 125732, 149124, 157165, 186405, 188598, 221880, 248540, 251464, 298248, 314330, 372810, 377196, 471495, 497080, 534361, 628660, 745620, 754392, 942990, 1068722, 1257320, 1491240, 1603083, 1885980, 2137444, 2671805, 3206166, 3771960, 4274888, 5343610, 6412332, 8015415, 10687220, 12824664, 16030830, 21374440, 32061660, 64123320]

約数ペア:

[(1, 64123320), (2, 32061660), (3, 21374440), (4, 16030830), (5, 12824664), (6, 10687220), (8, 8015415), (10, 6412332), (12, 5343610), (15, 4274888), (17, 3771960), (20, 3206166), (24, 2671805), (30, 2137444), (34, 1885980), (40, 1603083), (43, 1491240), (51, 1257320), (60, 1068722), (68, 942990), (85, 754392), (86, 745620), (102, 628660), (120, 534361), (129, 497080), (136, 471495), (170, 377196), (172, 372810), (204, 314330), (215, 298248), (255, 251464), (258, 248540), (289, 221880), (340, 188598), (344, 186405), (408, 157165), (430, 149124), (510, 125732), (516, 124270), (578, 110940), (645, 99416), (680, 94299), (731, 87720), (860, 74562), (867, 73960), (1020, 62866), (1032, 62135), (1156, 55470), (1290, 49708), (1445, 44376), (1462, 43860), (1720, 37281), (1734, 36980), (1849, 34680), (2040, 31433), (2193, 29240), (2312, 27735), (2580, 24854), (2890, 22188), (2924, 21930), (3468, 18490), (3655, 17544), (3698, 17340), (4335, 14792), (4386, 14620), (5160, 12427), (5547, 11560), (5780, 11094), (5848, 10965), (6936, 9245), (7310, 8772), (7396, 8670)]