51477840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 240

約数和(自身を含む): 188023680

約数和(自身を除く): 136545840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 53, 57, 60, 71, 72, 76, 80, 90, 95, 106, 114, 120, 142, 144, 152, 159, 171, 180, 190, 212, 213, 228, 240, 265, 284, 285, 304, 318, 342, 355, 360, 380, 424, 426, 456, 477, 530, 568, 570, 636, 639, 684, 710, 720, 760, 795, 848, 852, 855, 912, 954, 1007, 1060, 1065, 1136, 1140, 1272, 1278, 1349, 1368, 1420, 1520, 1590, 1704, 1710, 1908, 2014, 2120, 2130, 2280, 2385, 2544, 2556, 2698, 2736, 2840, 3021, 3180, 3195, 3408, 3420, 3763, 3816, 4028, 4047, 4240, 4260, 4560, 4770, 5035, 5112, 5396, 5680, 6042, 6360, 6390, 6745, 6840, 7526, 7632, 8056, 8094, 8520, 9063, 9540, 10070, 10224, 10792, 11289, 12084, 12141, 12720, 12780, 13490, 13680, 15052, 15105, 16112, 16188, 17040, 18126, 18815, 19080, 20140, 20235, 21584, 22578, 24168, 24282, 25560, 26980, 30104, 30210, 32376, 33867, 36252, 37630, 38160, 40280, 40470, 45156, 45315, 48336, 48564, 51120, 53960, 56445, 60208, 60420, 60705, 64752, 67734, 71497, 72504, 75260, 80560, 80940, 90312, 90630, 97128, 107920, 112890, 120840, 121410, 135468, 142994, 145008, 150520, 161880, 169335, 180624, 181260, 194256, 214491, 225780, 241680, 242820, 270936, 285988, 301040, 323760, 338670, 357485, 362520, 428982, 451560, 485640, 541872, 571976, 643473, 677340, 714970, 725040, 857964, 903120, 971280, 1072455, 1143952, 1286946, 1354680, 1429940, 1715928, 2144910, 2573892, 2709360, 2859880, 3217365, 3431856, 4289820, 5147784, 5719760, 6434730, 8579640, 10295568, 12869460, 17159280, 25738920, 51477840]

約数ペア:

[(1, 51477840), (2, 25738920), (3, 17159280), (4, 12869460), (5, 10295568), (6, 8579640), (8, 6434730), (9, 5719760), (10, 5147784), (12, 4289820), (15, 3431856), (16, 3217365), (18, 2859880), (19, 2709360), (20, 2573892), (24, 2144910), (30, 1715928), (36, 1429940), (38, 1354680), (40, 1286946), (45, 1143952), (48, 1072455), (53, 971280), (57, 903120), (60, 857964), (71, 725040), (72, 714970), (76, 677340), (80, 643473), (90, 571976), (95, 541872), (106, 485640), (114, 451560), (120, 428982), (142, 362520), (144, 357485), (152, 338670), (159, 323760), (171, 301040), (180, 285988), (190, 270936), (212, 242820), (213, 241680), (228, 225780), (240, 214491), (265, 194256), (284, 181260), (285, 180624), (304, 169335), (318, 161880), (342, 150520), (355, 145008), (360, 142994), (380, 135468), (424, 121410), (426, 120840), (456, 112890), (477, 107920), (530, 97128), (568, 90630), (570, 90312), (636, 80940), (639, 80560), (684, 75260), (710, 72504), (720, 71497), (760, 67734), (795, 64752), (848, 60705), (852, 60420), (855, 60208), (912, 56445), (954, 53960), (1007, 51120), (1060, 48564), (1065, 48336), (1136, 45315), (1140, 45156), (1272, 40470), (1278, 40280), (1349, 38160), (1368, 37630), (1420, 36252), (1520, 33867), (1590, 32376), (1704, 30210), (1710, 30104), (1908, 26980), (2014, 25560), (2120, 24282), (2130, 24168), (2280, 22578), (2385, 21584), (2544, 20235), (2556, 20140), (2698, 19080), (2736, 18815), (2840, 18126), (3021, 17040), (3180, 16188), (3195, 16112), (3408, 15105), (3420, 15052), (3763, 13680), (3816, 13490), (4028, 12780), (4047, 12720), (4240, 12141), (4260, 12084), (4560, 11289), (4770, 10792), (5035, 10224), (5112, 10070), (5396, 9540), (5680, 9063), (6042, 8520), (6360, 8094), (6390, 8056), (6745, 7632), (6840, 7526)]