1246295480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 3060633600

約数和(自身を除く): 1814338120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 89, 92, 115, 124, 155, 178, 184, 230, 248, 310, 356, 445, 460, 491, 620, 712, 713, 890, 920, 982, 1240, 1426, 1780, 1964, 2047, 2455, 2759, 2852, 3560, 3565, 3928, 4094, 4910, 5518, 5704, 7130, 8188, 9820, 10235, 11036, 11293, 13795, 14260, 15221, 16376, 19640, 20470, 22072, 22586, 27590, 28520, 30442, 40940, 43699, 45172, 55180, 56465, 60884, 63457, 76105, 81880, 87398, 90344, 110360, 112930, 121768, 126914, 152210, 174796, 218495, 225860, 253828, 304420, 317285, 349592, 350083, 436990, 451720, 507656, 608840, 634570, 700166, 873980, 1005077, 1269140, 1354669, 1400332, 1747960, 1750415, 2010154, 2538280, 2709338, 2800664, 3500830, 4020308, 5025385, 5418676, 6773345, 7001660, 8040616, 10050770, 10837352, 13546690, 14003320, 20101540, 27093380, 31157387, 40203080, 54186760, 62314774, 124629548, 155786935, 249259096, 311573870, 623147740, 1246295480]

約数ペア:

[(1, 1246295480), (2, 623147740), (4, 311573870), (5, 249259096), (8, 155786935), (10, 124629548), (20, 62314774), (23, 54186760), (31, 40203080), (40, 31157387), (46, 27093380), (62, 20101540), (89, 14003320), (92, 13546690), (115, 10837352), (124, 10050770), (155, 8040616), (178, 7001660), (184, 6773345), (230, 5418676), (248, 5025385), (310, 4020308), (356, 3500830), (445, 2800664), (460, 2709338), (491, 2538280), (620, 2010154), (712, 1750415), (713, 1747960), (890, 1400332), (920, 1354669), (982, 1269140), (1240, 1005077), (1426, 873980), (1780, 700166), (1964, 634570), (2047, 608840), (2455, 507656), (2759, 451720), (2852, 436990), (3560, 350083), (3565, 349592), (3928, 317285), (4094, 304420), (4910, 253828), (5518, 225860), (5704, 218495), (7130, 174796), (8188, 152210), (9820, 126914), (10235, 121768), (11036, 112930), (11293, 110360), (13795, 90344), (14260, 87398), (15221, 81880), (16376, 76105), (19640, 63457), (20470, 60884), (22072, 56465), (22586, 55180), (27590, 45172), (28520, 43699), (30442, 40940)]