231378420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1430

約数の個数: 192

約数和(自身を含む): 823689216

約数和(自身を除く): 592310796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1367, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2734, 2821, 3255, 4030, 4101, 4340, 4836, 5460, 5468, 5642, 6045, 6510, 6835, 8060, 8202, 8463, 9569, 11284, 12090, 13020, 13670, 14105, 16404, 16926, 17771, 19138, 20505, 24180, 27340, 28210, 28707, 33852, 35542, 38276, 41010, 42315, 42377, 47845, 53313, 56420, 57414, 71084, 82020, 84630, 84754, 88855, 95690, 106626, 114828, 124397, 127131, 143535, 169260, 169508, 177710, 191380, 211885, 213252, 248794, 254262, 266565, 287070, 296639, 355420, 373191, 423770, 497588, 508524, 533130, 550901, 574140, 593278, 621985, 635655, 746382, 847540, 889917, 1066260, 1101802, 1186556, 1243970, 1271310, 1483195, 1492764, 1652703, 1779834, 1865955, 2203604, 2487940, 2542620, 2754505, 2966390, 3305406, 3559668, 3731910, 3856307, 4449585, 5509010, 5932780, 6610812, 7463820, 7712614, 8263515, 8899170, 11018020, 11568921, 15425228, 16527030, 17798340, 19281535, 23137842, 33054060, 38563070, 46275684, 57844605, 77126140, 115689210, 231378420]

約数ペア:

[(1, 231378420), (2, 115689210), (3, 77126140), (4, 57844605), (5, 46275684), (6, 38563070), (7, 33054060), (10, 23137842), (12, 19281535), (13, 17798340), (14, 16527030), (15, 15425228), (20, 11568921), (21, 11018020), (26, 8899170), (28, 8263515), (30, 7712614), (31, 7463820), (35, 6610812), (39, 5932780), (42, 5509010), (52, 4449585), (60, 3856307), (62, 3731910), (65, 3559668), (70, 3305406), (78, 2966390), (84, 2754505), (91, 2542620), (93, 2487940), (105, 2203604), (124, 1865955), (130, 1779834), (140, 1652703), (155, 1492764), (156, 1483195), (182, 1271310), (186, 1243970), (195, 1186556), (210, 1101802), (217, 1066260), (260, 889917), (273, 847540), (310, 746382), (364, 635655), (372, 621985), (390, 593278), (403, 574140), (420, 550901), (434, 533130), (455, 508524), (465, 497588), (546, 423770), (620, 373191), (651, 355420), (780, 296639), (806, 287070), (868, 266565), (910, 254262), (930, 248794), (1085, 213252), (1092, 211885), (1209, 191380), (1302, 177710), (1365, 169508), (1367, 169260), (1612, 143535), (1820, 127131), (1860, 124397), (2015, 114828), (2170, 106626), (2418, 95690), (2604, 88855), (2730, 84754), (2734, 84630), (2821, 82020), (3255, 71084), (4030, 57414), (4101, 56420), (4340, 53313), (4836, 47845), (5460, 42377), (5468, 42315), (5642, 41010), (6045, 38276), (6510, 35542), (6835, 33852), (8060, 28707), (8202, 28210), (8463, 27340), (9569, 24180), (11284, 20505), (12090, 19138), (13020, 17771), (13670, 16926), (14105, 16404)]