154539420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 508838400

約数和(自身を除く): 354298980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 199, 210, 215, 258, 301, 398, 420, 430, 516, 597, 602, 645, 796, 860, 903, 995, 1194, 1204, 1290, 1393, 1505, 1806, 1849, 1990, 2388, 2580, 2786, 2985, 3010, 3612, 3698, 3980, 4179, 4515, 5547, 5572, 5970, 6020, 6965, 7396, 8358, 8557, 9030, 9245, 11094, 11940, 12943, 13930, 16716, 17114, 18060, 18490, 20895, 22188, 25671, 25886, 27735, 27860, 34228, 36980, 38829, 41790, 42785, 51342, 51772, 55470, 59899, 64715, 77658, 83580, 85570, 102684, 110940, 119798, 128355, 129430, 155316, 171140, 179697, 194145, 239596, 256710, 258860, 299495, 359394, 367951, 388290, 513420, 598990, 718788, 735902, 776580, 898485, 1103853, 1197980, 1471804, 1796970, 1839755, 2207706, 2575657, 3593940, 3679510, 4415412, 5151314, 5519265, 7359020, 7726971, 10302628, 11038530, 12878285, 15453942, 22077060, 25756570, 30907884, 38634855, 51513140, 77269710, 154539420]

約数ペア:

[(1, 154539420), (2, 77269710), (3, 51513140), (4, 38634855), (5, 30907884), (6, 25756570), (7, 22077060), (10, 15453942), (12, 12878285), (14, 11038530), (15, 10302628), (20, 7726971), (21, 7359020), (28, 5519265), (30, 5151314), (35, 4415412), (42, 3679510), (43, 3593940), (60, 2575657), (70, 2207706), (84, 1839755), (86, 1796970), (105, 1471804), (129, 1197980), (140, 1103853), (172, 898485), (199, 776580), (210, 735902), (215, 718788), (258, 598990), (301, 513420), (398, 388290), (420, 367951), (430, 359394), (516, 299495), (597, 258860), (602, 256710), (645, 239596), (796, 194145), (860, 179697), (903, 171140), (995, 155316), (1194, 129430), (1204, 128355), (1290, 119798), (1393, 110940), (1505, 102684), (1806, 85570), (1849, 83580), (1990, 77658), (2388, 64715), (2580, 59899), (2786, 55470), (2985, 51772), (3010, 51342), (3612, 42785), (3698, 41790), (3980, 38829), (4179, 36980), (4515, 34228), (5547, 27860), (5572, 27735), (5970, 25886), (6020, 25671), (6965, 22188), (7396, 20895), (8358, 18490), (8557, 18060), (9030, 17114), (9245, 16716), (11094, 13930), (11940, 12943)]