72875880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 288

約数和(自身を含む): 298771200

約数和(自身を除く): 225895320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 121, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 239, 242, 252, 264, 280, 308, 315, 330, 360, 363, 385, 396, 420, 440, 462, 478, 484, 495, 504, 605, 616, 630, 660, 693, 717, 726, 770, 792, 840, 847, 924, 956, 968, 990, 1089, 1155, 1195, 1210, 1260, 1320, 1386, 1434, 1452, 1540, 1673, 1694, 1815, 1848, 1912, 1980, 2151, 2178, 2310, 2390, 2420, 2520, 2541, 2629, 2772, 2868, 2904, 3080, 3346, 3388, 3465, 3585, 3630, 3960, 4235, 4302, 4356, 4620, 4780, 4840, 5019, 5082, 5258, 5445, 5544, 5736, 6692, 6776, 6930, 7170, 7260, 7623, 7887, 8365, 8470, 8604, 8712, 9240, 9560, 10038, 10164, 10516, 10755, 10890, 12705, 13145, 13384, 13860, 14340, 14520, 15057, 15246, 15774, 16730, 16940, 17208, 18403, 20076, 20328, 21032, 21510, 21780, 23661, 25095, 25410, 26290, 27720, 28680, 28919, 30114, 30492, 31548, 33460, 33880, 36806, 38115, 39435, 40152, 43020, 43560, 47322, 50190, 50820, 52580, 55209, 57838, 60228, 60984, 63096, 66920, 73612, 75285, 76230, 78870, 86040, 86757, 92015, 94644, 100380, 101640, 105160, 110418, 115676, 118305, 120456, 144595, 147224, 150570, 152460, 157740, 165627, 173514, 184030, 189288, 200760, 202433, 220836, 231352, 236610, 260271, 276045, 289190, 301140, 304920, 315480, 331254, 347028, 368060, 404866, 433785, 441672, 473220, 520542, 552090, 578380, 602280, 607299, 662508, 694056, 736120, 809732, 828135, 867570, 946440, 1012165, 1041084, 1104180, 1156760, 1214598, 1301355, 1325016, 1619464, 1656270, 1735140, 1821897, 2024330, 2082168, 2208360, 2429196, 2602710, 3036495, 3312540, 3470280, 3643794, 4048660, 4858392, 5205420, 6072990, 6625080, 7287588, 8097320, 9109485, 10410840, 12145980, 14575176, 18218970, 24291960, 36437940, 72875880]

約数ペア:

[(1, 72875880), (2, 36437940), (3, 24291960), (4, 18218970), (5, 14575176), (6, 12145980), (7, 10410840), (8, 9109485), (9, 8097320), (10, 7287588), (11, 6625080), (12, 6072990), (14, 5205420), (15, 4858392), (18, 4048660), (20, 3643794), (21, 3470280), (22, 3312540), (24, 3036495), (28, 2602710), (30, 2429196), (33, 2208360), (35, 2082168), (36, 2024330), (40, 1821897), (42, 1735140), (44, 1656270), (45, 1619464), (55, 1325016), (56, 1301355), (60, 1214598), (63, 1156760), (66, 1104180), (70, 1041084), (72, 1012165), (77, 946440), (84, 867570), (88, 828135), (90, 809732), (99, 736120), (105, 694056), (110, 662508), (120, 607299), (121, 602280), (126, 578380), (132, 552090), (140, 520542), (154, 473220), (165, 441672), (168, 433785), (180, 404866), (198, 368060), (210, 347028), (220, 331254), (231, 315480), (239, 304920), (242, 301140), (252, 289190), (264, 276045), (280, 260271), (308, 236610), (315, 231352), (330, 220836), (360, 202433), (363, 200760), (385, 189288), (396, 184030), (420, 173514), (440, 165627), (462, 157740), (478, 152460), (484, 150570), (495, 147224), (504, 144595), (605, 120456), (616, 118305), (630, 115676), (660, 110418), (693, 105160), (717, 101640), (726, 100380), (770, 94644), (792, 92015), (840, 86757), (847, 86040), (924, 78870), (956, 76230), (968, 75285), (990, 73612), (1089, 66920), (1155, 63096), (1195, 60984), (1210, 60228), (1260, 57838), (1320, 55209), (1386, 52580), (1434, 50820), (1452, 50190), (1540, 47322), (1673, 43560), (1694, 43020), (1815, 40152), (1848, 39435), (1912, 38115), (1980, 36806), (2151, 33880), (2178, 33460), (2310, 31548), (2390, 30492), (2420, 30114), (2520, 28919), (2541, 28680), (2629, 27720), (2772, 26290), (2868, 25410), (2904, 25095), (3080, 23661), (3346, 21780), (3388, 21510), (3465, 21032), (3585, 20328), (3630, 20076), (3960, 18403), (4235, 17208), (4302, 16940), (4356, 16730), (4620, 15774), (4780, 15246), (4840, 15057), (5019, 14520), (5082, 14340), (5258, 13860), (5445, 13384), (5544, 13145), (5736, 12705), (6692, 10890), (6776, 10755), (6930, 10516), (7170, 10164), (7260, 10038), (7623, 9560), (7887, 9240), (8365, 8712), (8470, 8604)]