315078120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 256

約数和(自身を含む): 1219276800

約数和(自身を除く): 904198680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 71, 72, 84, 90, 105, 108, 120, 126, 135, 140, 142, 168, 180, 189, 210, 213, 216, 252, 270, 280, 284, 315, 355, 360, 378, 420, 426, 497, 504, 540, 568, 587, 630, 639, 710, 756, 840, 852, 945, 994, 1065, 1080, 1174, 1260, 1278, 1420, 1491, 1512, 1704, 1761, 1890, 1917, 1988, 2130, 2348, 2485, 2520, 2556, 2840, 2935, 2982, 3195, 3522, 3780, 3834, 3976, 4109, 4260, 4473, 4696, 4970, 5112, 5283, 5870, 5964, 6390, 7044, 7455, 7560, 7668, 8218, 8520, 8805, 8946, 9585, 9940, 10566, 11740, 11928, 12327, 12780, 13419, 14088, 14910, 15336, 15849, 16436, 17610, 17892, 19170, 19880, 20545, 21132, 22365, 23480, 24654, 25560, 26415, 26838, 29820, 31698, 32872, 35220, 35784, 36981, 38340, 41090, 41677, 42264, 44730, 49308, 52830, 53676, 59640, 61635, 63396, 67095, 70440, 73962, 76680, 79245, 82180, 83354, 89460, 98616, 105660, 107352, 110943, 123270, 125031, 126792, 134190, 147924, 158490, 164360, 166708, 178920, 184905, 208385, 211320, 221886, 246540, 250062, 268380, 291739, 295848, 316980, 333416, 369810, 375093, 416770, 443772, 493080, 500124, 536760, 554715, 583478, 625155, 633960, 739620, 750186, 833540, 875217, 887544, 1000248, 1109430, 1125279, 1166956, 1250310, 1458695, 1479240, 1500372, 1667080, 1750434, 1875465, 2218860, 2250558, 2333912, 2500620, 2625651, 2917390, 3000744, 3500868, 3750930, 4376085, 4437720, 4501116, 5001240, 5251302, 5626395, 5834780, 7001736, 7501860, 7876953, 8752170, 9002232, 10502604, 11252790, 11669560, 13128255, 15003720, 15753906, 17504340, 21005208, 22505580, 26256510, 31507812, 35008680, 39384765, 45011160, 52513020, 63015624, 78769530, 105026040, 157539060, 315078120]

約数ペア:

[(1, 315078120), (2, 157539060), (3, 105026040), (4, 78769530), (5, 63015624), (6, 52513020), (7, 45011160), (8, 39384765), (9, 35008680), (10, 31507812), (12, 26256510), (14, 22505580), (15, 21005208), (18, 17504340), (20, 15753906), (21, 15003720), (24, 13128255), (27, 11669560), (28, 11252790), (30, 10502604), (35, 9002232), (36, 8752170), (40, 7876953), (42, 7501860), (45, 7001736), (54, 5834780), (56, 5626395), (60, 5251302), (63, 5001240), (70, 4501116), (71, 4437720), (72, 4376085), (84, 3750930), (90, 3500868), (105, 3000744), (108, 2917390), (120, 2625651), (126, 2500620), (135, 2333912), (140, 2250558), (142, 2218860), (168, 1875465), (180, 1750434), (189, 1667080), (210, 1500372), (213, 1479240), (216, 1458695), (252, 1250310), (270, 1166956), (280, 1125279), (284, 1109430), (315, 1000248), (355, 887544), (360, 875217), (378, 833540), (420, 750186), (426, 739620), (497, 633960), (504, 625155), (540, 583478), (568, 554715), (587, 536760), (630, 500124), (639, 493080), (710, 443772), (756, 416770), (840, 375093), (852, 369810), (945, 333416), (994, 316980), (1065, 295848), (1080, 291739), (1174, 268380), (1260, 250062), (1278, 246540), (1420, 221886), (1491, 211320), (1512, 208385), (1704, 184905), (1761, 178920), (1890, 166708), (1917, 164360), (1988, 158490), (2130, 147924), (2348, 134190), (2485, 126792), (2520, 125031), (2556, 123270), (2840, 110943), (2935, 107352), (2982, 105660), (3195, 98616), (3522, 89460), (3780, 83354), (3834, 82180), (3976, 79245), (4109, 76680), (4260, 73962), (4473, 70440), (4696, 67095), (4970, 63396), (5112, 61635), (5283, 59640), (5870, 53676), (5964, 52830), (6390, 49308), (7044, 44730), (7455, 42264), (7560, 41677), (7668, 41090), (8218, 38340), (8520, 36981), (8805, 35784), (8946, 35220), (9585, 32872), (9940, 31698), (10566, 29820), (11740, 26838), (11928, 26415), (12327, 25560), (12780, 24654), (13419, 23480), (14088, 22365), (14910, 21132), (15336, 20545), (15849, 19880), (16436, 19170), (17610, 17892)]