285403560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9629}}^1$

素因数の和:9675

約数の個数: 128

約数和(自身を含む): 970704000

約数和(自身を除く): 685300440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9629, 9880, 14820, 19258, 28887, 29640, 38516, 48145, 57774, 77032, 96290, 115548, 125177, 144435, 182951, 192580, 231096, 250354, 288870, 365902, 375531, 385160, 500708, 548853, 577740, 625885, 731804, 751062, 914755, 1001416, 1097706, 1155480, 1251770, 1463608, 1502124, 1829510, 1877655, 2195412, 2378363, 2503540, 2744265, 3004248, 3659020, 3755310, 4390824, 4756726, 5007080, 5488530, 7135089, 7318040, 7510620, 9513452, 10977060, 11891815, 14270178, 15021240, 19026904, 21954120, 23783630, 28540356, 35675445, 47567260, 57080712, 71350890, 95134520, 142701780, 285403560]

約数ペア:

[(1, 285403560), (2, 142701780), (3, 95134520), (4, 71350890), (5, 57080712), (6, 47567260), (8, 35675445), (10, 28540356), (12, 23783630), (13, 21954120), (15, 19026904), (19, 15021240), (20, 14270178), (24, 11891815), (26, 10977060), (30, 9513452), (38, 7510620), (39, 7318040), (40, 7135089), (52, 5488530), (57, 5007080), (60, 4756726), (65, 4390824), (76, 3755310), (78, 3659020), (95, 3004248), (104, 2744265), (114, 2503540), (120, 2378363), (130, 2195412), (152, 1877655), (156, 1829510), (190, 1502124), (195, 1463608), (228, 1251770), (247, 1155480), (260, 1097706), (285, 1001416), (312, 914755), (380, 751062), (390, 731804), (456, 625885), (494, 577740), (520, 548853), (570, 500708), (741, 385160), (760, 375531), (780, 365902), (988, 288870), (1140, 250354), (1235, 231096), (1482, 192580), (1560, 182951), (1976, 144435), (2280, 125177), (2470, 115548), (2964, 96290), (3705, 77032), (4940, 57774), (5928, 48145), (7410, 38516), (9629, 29640), (9880, 28887), (14820, 19258)]