157198920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 332689080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 89, 120, 123, 164, 178, 205, 246, 267, 328, 356, 359, 410, 445, 492, 534, 615, 712, 718, 820, 890, 984, 1068, 1077, 1230, 1335, 1436, 1640, 1780, 1795, 2136, 2154, 2460, 2670, 2872, 3560, 3590, 3649, 4308, 4920, 5340, 5385, 7180, 7298, 8616, 10680, 10770, 10947, 14360, 14596, 14719, 18245, 21540, 21894, 29192, 29438, 31951, 36490, 43080, 43788, 44157, 54735, 58876, 63902, 72980, 73595, 87576, 88314, 95853, 109470, 117752, 127804, 145960, 147190, 159755, 176628, 191706, 218940, 220785, 255608, 294380, 319510, 353256, 383412, 437880, 441570, 479265, 588760, 639020, 766824, 883140, 958530, 1278040, 1309991, 1766280, 1917060, 2619982, 3834120, 3929973, 5239964, 6549955, 7859946, 10479928, 13099910, 15719892, 19649865, 26199820, 31439784, 39299730, 52399640, 78599460, 157198920]

約数ペア:

[(1, 157198920), (2, 78599460), (3, 52399640), (4, 39299730), (5, 31439784), (6, 26199820), (8, 19649865), (10, 15719892), (12, 13099910), (15, 10479928), (20, 7859946), (24, 6549955), (30, 5239964), (40, 3929973), (41, 3834120), (60, 2619982), (82, 1917060), (89, 1766280), (120, 1309991), (123, 1278040), (164, 958530), (178, 883140), (205, 766824), (246, 639020), (267, 588760), (328, 479265), (356, 441570), (359, 437880), (410, 383412), (445, 353256), (492, 319510), (534, 294380), (615, 255608), (712, 220785), (718, 218940), (820, 191706), (890, 176628), (984, 159755), (1068, 147190), (1077, 145960), (1230, 127804), (1335, 117752), (1436, 109470), (1640, 95853), (1780, 88314), (1795, 87576), (2136, 73595), (2154, 72980), (2460, 63902), (2670, 58876), (2872, 54735), (3560, 44157), (3590, 43788), (3649, 43080), (4308, 36490), (4920, 31951), (5340, 29438), (5385, 29192), (7180, 21894), (7298, 21540), (8616, 18245), (10680, 14719), (10770, 14596), (10947, 14360)]