154121520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:683

約数の個数: 160

約数和(自身を含む): 549964800

約数和(自身を除く): 395843280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 199, 210, 240, 280, 336, 398, 420, 461, 560, 597, 796, 840, 922, 995, 1194, 1383, 1393, 1592, 1680, 1844, 1990, 2305, 2388, 2766, 2786, 2985, 3184, 3227, 3688, 3980, 4179, 4610, 4776, 5532, 5572, 5970, 6454, 6915, 6965, 7376, 7960, 8358, 9220, 9552, 9681, 11064, 11144, 11940, 12908, 13830, 13930, 15920, 16135, 16716, 18440, 19362, 20895, 22128, 22288, 23880, 25816, 27660, 27860, 32270, 33432, 36880, 38724, 41790, 47760, 48405, 51632, 55320, 55720, 64540, 66864, 77448, 83580, 91739, 96810, 110640, 111440, 129080, 154896, 167160, 183478, 193620, 258160, 275217, 334320, 366956, 387240, 458695, 550434, 642173, 733912, 774480, 917390, 1100868, 1284346, 1376085, 1467824, 1834780, 1926519, 2201736, 2568692, 2752170, 3210865, 3669560, 3853038, 4403472, 5137384, 5504340, 6421730, 7339120, 7706076, 9632595, 10274768, 11008680, 12843460, 15412152, 19265190, 22017360, 25686920, 30824304, 38530380, 51373840, 77060760, 154121520]

約数ペア:

[(1, 154121520), (2, 77060760), (3, 51373840), (4, 38530380), (5, 30824304), (6, 25686920), (7, 22017360), (8, 19265190), (10, 15412152), (12, 12843460), (14, 11008680), (15, 10274768), (16, 9632595), (20, 7706076), (21, 7339120), (24, 6421730), (28, 5504340), (30, 5137384), (35, 4403472), (40, 3853038), (42, 3669560), (48, 3210865), (56, 2752170), (60, 2568692), (70, 2201736), (80, 1926519), (84, 1834780), (105, 1467824), (112, 1376085), (120, 1284346), (140, 1100868), (168, 917390), (199, 774480), (210, 733912), (240, 642173), (280, 550434), (336, 458695), (398, 387240), (420, 366956), (461, 334320), (560, 275217), (597, 258160), (796, 193620), (840, 183478), (922, 167160), (995, 154896), (1194, 129080), (1383, 111440), (1393, 110640), (1592, 96810), (1680, 91739), (1844, 83580), (1990, 77448), (2305, 66864), (2388, 64540), (2766, 55720), (2786, 55320), (2985, 51632), (3184, 48405), (3227, 47760), (3688, 41790), (3980, 38724), (4179, 36880), (4610, 33432), (4776, 32270), (5532, 27860), (5572, 27660), (5970, 25816), (6454, 23880), (6915, 22288), (6965, 22128), (7376, 20895), (7960, 19362), (8358, 18440), (9220, 16716), (9552, 16135), (9681, 15920), (11064, 13930), (11144, 13830), (11940, 12908)]