153831720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{499}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 529920000

約数和(自身を除く): 376088280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 367, 420, 499, 734, 840, 998, 1101, 1468, 1497, 1835, 1996, 2202, 2495, 2569, 2936, 2994, 3493, 3670, 3992, 4404, 4990, 5138, 5505, 5988, 6986, 7340, 7485, 7707, 8808, 9980, 10276, 10479, 11010, 11976, 12845, 13972, 14680, 14970, 15414, 17465, 19960, 20552, 20958, 22020, 25690, 27944, 29940, 30828, 34930, 38535, 41916, 44040, 51380, 52395, 59880, 61656, 69860, 77070, 83832, 102760, 104790, 139720, 154140, 183133, 209580, 308280, 366266, 419160, 549399, 732532, 915665, 1098798, 1281931, 1465064, 1831330, 2197596, 2563862, 2746995, 3662660, 3845793, 4395192, 5127724, 5493990, 6409655, 7325320, 7691586, 10255448, 10987980, 12819310, 15383172, 19228965, 21975960, 25638620, 30766344, 38457930, 51277240, 76915860, 153831720]

約数ペア:

[(1, 153831720), (2, 76915860), (3, 51277240), (4, 38457930), (5, 30766344), (6, 25638620), (7, 21975960), (8, 19228965), (10, 15383172), (12, 12819310), (14, 10987980), (15, 10255448), (20, 7691586), (21, 7325320), (24, 6409655), (28, 5493990), (30, 5127724), (35, 4395192), (40, 3845793), (42, 3662660), (56, 2746995), (60, 2563862), (70, 2197596), (84, 1831330), (105, 1465064), (120, 1281931), (140, 1098798), (168, 915665), (210, 732532), (280, 549399), (367, 419160), (420, 366266), (499, 308280), (734, 209580), (840, 183133), (998, 154140), (1101, 139720), (1468, 104790), (1497, 102760), (1835, 83832), (1996, 77070), (2202, 69860), (2495, 61656), (2569, 59880), (2936, 52395), (2994, 51380), (3493, 44040), (3670, 41916), (3992, 38535), (4404, 34930), (4990, 30828), (5138, 29940), (5505, 27944), (5988, 25690), (6986, 22020), (7340, 20958), (7485, 20552), (7707, 19960), (8808, 17465), (9980, 15414), (10276, 14970), (10479, 14680), (11010, 13972), (11976, 12845)]