2197994240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4326

約数の個数: 144

約数和(自身を含む): 5854146816

約数和(自身を除く): 3656152576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3328, 3968, 4030, 4160, 4261, 4960, 6448, 7936, 8060, 8320, 8522, 9920, 12896, 16120, 16640, 17044, 19840, 21305, 25792, 32240, 34088, 39680, 42610, 51584, 55393, 64480, 68176, 85220, 103168, 110786, 128960, 132091, 136352, 170440, 221572, 257920, 264182, 272704, 276965, 340880, 443144, 515840, 528364, 545408, 553930, 660455, 681760, 886288, 1056728, 1090816, 1107860, 1320910, 1363520, 1717183, 1772576, 2113456, 2215720, 2641820, 2727040, 3434366, 3545152, 4226912, 4431440, 5283640, 5454080, 6868732, 7090304, 8453824, 8585915, 8862880, 10567280, 13737464, 14180608, 16907648, 17171830, 17725760, 21134560, 27474928, 33815296, 34343660, 35451520, 42269120, 54949856, 68687320, 70903040, 84538240, 109899712, 137374640, 169076480, 219799424, 274749280, 439598848, 549498560, 1098997120, 2197994240]

約数ペア:

[(1, 2197994240), (2, 1098997120), (4, 549498560), (5, 439598848), (8, 274749280), (10, 219799424), (13, 169076480), (16, 137374640), (20, 109899712), (26, 84538240), (31, 70903040), (32, 68687320), (40, 54949856), (52, 42269120), (62, 35451520), (64, 34343660), (65, 33815296), (80, 27474928), (104, 21134560), (124, 17725760), (128, 17171830), (130, 16907648), (155, 14180608), (160, 13737464), (208, 10567280), (248, 8862880), (256, 8585915), (260, 8453824), (310, 7090304), (320, 6868732), (403, 5454080), (416, 5283640), (496, 4431440), (520, 4226912), (620, 3545152), (640, 3434366), (806, 2727040), (832, 2641820), (992, 2215720), (1040, 2113456), (1240, 1772576), (1280, 1717183), (1612, 1363520), (1664, 1320910), (1984, 1107860), (2015, 1090816), (2080, 1056728), (2480, 886288), (3224, 681760), (3328, 660455), (3968, 553930), (4030, 545408), (4160, 528364), (4261, 515840), (4960, 443144), (6448, 340880), (7936, 276965), (8060, 272704), (8320, 264182), (8522, 257920), (9920, 221572), (12896, 170440), (16120, 136352), (16640, 132091), (17044, 128960), (19840, 110786), (21305, 103168), (25792, 85220), (32240, 68176), (34088, 64480), (39680, 55393), (42610, 51584)]