745806360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1229}}^1$

素因数の和:1645

約数の個数: 128

約数和(自身を含む): 2417688000

約数和(自身を除く): 1671881640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 389, 390, 520, 778, 780, 1167, 1229, 1556, 1560, 1945, 2334, 2458, 3112, 3687, 3890, 4668, 4916, 5057, 5835, 6145, 7374, 7780, 9336, 9832, 10114, 11670, 12290, 14748, 15171, 15560, 15977, 18435, 20228, 23340, 24580, 25285, 29496, 30342, 31954, 36870, 40456, 46680, 47931, 49160, 50570, 60684, 63908, 73740, 75855, 79885, 95862, 101140, 121368, 127816, 147480, 151710, 159770, 191724, 202280, 239655, 303420, 319540, 383448, 478081, 479310, 606840, 639080, 956162, 958620, 1434243, 1912324, 1917240, 2390405, 2868486, 3824648, 4780810, 5736972, 6215053, 7171215, 9561620, 11473944, 12430106, 14342430, 18645159, 19123240, 24860212, 28684860, 31075265, 37290318, 49720424, 57369720, 62150530, 74580636, 93225795, 124301060, 149161272, 186451590, 248602120, 372903180, 745806360]

約数ペア:

[(1, 745806360), (2, 372903180), (3, 248602120), (4, 186451590), (5, 149161272), (6, 124301060), (8, 93225795), (10, 74580636), (12, 62150530), (13, 57369720), (15, 49720424), (20, 37290318), (24, 31075265), (26, 28684860), (30, 24860212), (39, 19123240), (40, 18645159), (52, 14342430), (60, 12430106), (65, 11473944), (78, 9561620), (104, 7171215), (120, 6215053), (130, 5736972), (156, 4780810), (195, 3824648), (260, 2868486), (312, 2390405), (389, 1917240), (390, 1912324), (520, 1434243), (778, 958620), (780, 956162), (1167, 639080), (1229, 606840), (1556, 479310), (1560, 478081), (1945, 383448), (2334, 319540), (2458, 303420), (3112, 239655), (3687, 202280), (3890, 191724), (4668, 159770), (4916, 151710), (5057, 147480), (5835, 127816), (6145, 121368), (7374, 101140), (7780, 95862), (9336, 79885), (9832, 75855), (10114, 73740), (11670, 63908), (12290, 60684), (14748, 50570), (15171, 49160), (15560, 47931), (15977, 46680), (18435, 40456), (20228, 36870), (23340, 31954), (24580, 30342), (25285, 29496)]