77216760

素因数分解:

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

素因数の和:163

約数の個数: 256

約数和(自身を含む): 279936000

約数和(自身を除く): 202719240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 53, 54, 57, 60, 71, 72, 76, 90, 95, 106, 108, 114, 120, 135, 142, 152, 159, 171, 180, 190, 212, 213, 216, 228, 265, 270, 284, 285, 318, 342, 355, 360, 380, 424, 426, 456, 477, 513, 530, 540, 568, 570, 636, 639, 684, 710, 760, 795, 852, 855, 954, 1007, 1026, 1060, 1065, 1080, 1140, 1272, 1278, 1349, 1368, 1420, 1431, 1590, 1704, 1710, 1908, 1917, 2014, 2052, 2120, 2130, 2280, 2385, 2556, 2565, 2698, 2840, 2862, 3021, 3180, 3195, 3420, 3763, 3816, 3834, 4028, 4047, 4104, 4260, 4770, 5035, 5112, 5130, 5396, 5724, 6042, 6360, 6390, 6745, 6840, 7155, 7526, 7668, 8056, 8094, 8520, 9063, 9540, 9585, 10070, 10260, 10792, 11289, 11448, 12084, 12141, 12780, 13490, 14310, 15052, 15105, 15336, 16188, 18126, 18815, 19080, 19170, 20140, 20235, 20520, 22578, 24168, 24282, 25560, 26980, 27189, 28620, 30104, 30210, 32376, 33867, 36252, 36423, 37630, 38340, 40280, 40470, 45156, 45315, 48564, 53960, 54378, 56445, 57240, 60420, 60705, 67734, 71497, 72504, 72846, 75260, 76680, 80940, 90312, 90630, 97128, 101601, 108756, 112890, 120840, 121410, 135468, 135945, 142994, 145692, 150520, 161880, 169335, 181260, 182115, 203202, 214491, 217512, 225780, 242820, 270936, 271890, 285988, 291384, 338670, 357485, 362520, 364230, 406404, 428982, 451560, 485640, 508005, 543780, 571976, 643473, 677340, 714970, 728460, 812808, 857964, 1016010, 1072455, 1087560, 1286946, 1354680, 1429940, 1456920, 1715928, 1930419, 2032020, 2144910, 2573892, 2859880, 3217365, 3860838, 4064040, 4289820, 5147784, 6434730, 7721676, 8579640, 9652095, 12869460, 15443352, 19304190, 25738920, 38608380, 77216760]

約数ペア:

[(1, 77216760), (2, 38608380), (3, 25738920), (4, 19304190), (5, 15443352), (6, 12869460), (8, 9652095), (9, 8579640), (10, 7721676), (12, 6434730), (15, 5147784), (18, 4289820), (19, 4064040), (20, 3860838), (24, 3217365), (27, 2859880), (30, 2573892), (36, 2144910), (38, 2032020), (40, 1930419), (45, 1715928), (53, 1456920), (54, 1429940), (57, 1354680), (60, 1286946), (71, 1087560), (72, 1072455), (76, 1016010), (90, 857964), (95, 812808), (106, 728460), (108, 714970), (114, 677340), (120, 643473), (135, 571976), (142, 543780), (152, 508005), (159, 485640), (171, 451560), (180, 428982), (190, 406404), (212, 364230), (213, 362520), (216, 357485), (228, 338670), (265, 291384), (270, 285988), (284, 271890), (285, 270936), (318, 242820), (342, 225780), (355, 217512), (360, 214491), (380, 203202), (424, 182115), (426, 181260), (456, 169335), (477, 161880), (513, 150520), (530, 145692), (540, 142994), (568, 135945), (570, 135468), (636, 121410), (639, 120840), (684, 112890), (710, 108756), (760, 101601), (795, 97128), (852, 90630), (855, 90312), (954, 80940), (1007, 76680), (1026, 75260), (1060, 72846), (1065, 72504), (1080, 71497), (1140, 67734), (1272, 60705), (1278, 60420), (1349, 57240), (1368, 56445), (1420, 54378), (1431, 53960), (1590, 48564), (1704, 45315), (1710, 45156), (1908, 40470), (1917, 40280), (2014, 38340), (2052, 37630), (2120, 36423), (2130, 36252), (2280, 33867), (2385, 32376), (2556, 30210), (2565, 30104), (2698, 28620), (2840, 27189), (2862, 26980), (3021, 25560), (3180, 24282), (3195, 24168), (3420, 22578), (3763, 20520), (3816, 20235), (3834, 20140), (4028, 19170), (4047, 19080), (4104, 18815), (4260, 18126), (4770, 16188), (5035, 15336), (5112, 15105), (5130, 15052), (5396, 14310), (5724, 13490), (6042, 12780), (6360, 12141), (6390, 12084), (6745, 11448), (6840, 11289), (7155, 10792), (7526, 10260), (7668, 10070), (8056, 9585), (8094, 9540), (8520, 9063)]