185640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:51

約数の個数: 128

約数和(自身を含む): 725760

約数和(自身を除く): 540120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 357, 364, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 714, 728, 780, 840, 884, 910, 952, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1547, 1560, 1768, 1785, 1820, 2040, 2184, 2210, 2380, 2652, 2730, 2856, 3094, 3315, 3570, 3640, 4420, 4641, 4760, 5304, 5460, 6188, 6630, 7140, 7735, 8840, 9282, 10920, 12376, 13260, 14280, 15470, 18564, 23205, 26520, 30940, 37128, 46410, 61880, 92820, 185640]

約数ペア:

[(1, 185640), (2, 92820), (3, 61880), (4, 46410), (5, 37128), (6, 30940), (7, 26520), (8, 23205), (10, 18564), (12, 15470), (13, 14280), (14, 13260), (15, 12376), (17, 10920), (20, 9282), (21, 8840), (24, 7735), (26, 7140), (28, 6630), (30, 6188), (34, 5460), (35, 5304), (39, 4760), (40, 4641), (42, 4420), (51, 3640), (52, 3570), (56, 3315), (60, 3094), (65, 2856), (68, 2730), (70, 2652), (78, 2380), (84, 2210), (85, 2184), (91, 2040), (102, 1820), (104, 1785), (105, 1768), (119, 1560), (120, 1547), (130, 1428), (136, 1365), (140, 1326), (156, 1190), (168, 1105), (170, 1092), (182, 1020), (195, 952), (204, 910), (210, 884), (221, 840), (238, 780), (255, 728), (260, 714), (273, 680), (280, 663), (312, 595), (340, 546), (357, 520), (364, 510), (390, 476), (408, 455), (420, 442)]