338520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:65

約数の個数: 128

約数和(自身を含む): 1290240

約数和(自身を除く): 951720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2821, 3224, 3255, 3640, 3720, 4030, 4340, 4836, 5208, 5460, 5642, 6045, 6510, 8060, 8463, 8680, 9672, 10920, 11284, 12090, 13020, 14105, 16120, 16926, 22568, 24180, 26040, 28210, 33852, 42315, 48360, 56420, 67704, 84630, 112840, 169260, 338520]

約数ペア:

[(1, 338520), (2, 169260), (3, 112840), (4, 84630), (5, 67704), (6, 56420), (7, 48360), (8, 42315), (10, 33852), (12, 28210), (13, 26040), (14, 24180), (15, 22568), (20, 16926), (21, 16120), (24, 14105), (26, 13020), (28, 12090), (30, 11284), (31, 10920), (35, 9672), (39, 8680), (40, 8463), (42, 8060), (52, 6510), (56, 6045), (60, 5642), (62, 5460), (65, 5208), (70, 4836), (78, 4340), (84, 4030), (91, 3720), (93, 3640), (104, 3255), (105, 3224), (120, 2821), (124, 2730), (130, 2604), (140, 2418), (155, 2184), (156, 2170), (168, 2015), (182, 1860), (186, 1820), (195, 1736), (210, 1612), (217, 1560), (248, 1365), (260, 1302), (273, 1240), (280, 1209), (310, 1092), (312, 1085), (364, 930), (372, 910), (390, 868), (403, 840), (420, 806), (434, 780), (455, 744), (465, 728), (520, 651), (546, 620)]