291272280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 256

約数和(自身を含む): 1025740800

約数和(自身を除く): 734468520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 31, 38, 39, 40, 52, 57, 60, 62, 65, 76, 78, 93, 95, 104, 114, 120, 124, 130, 152, 155, 156, 186, 190, 195, 228, 247, 248, 260, 285, 310, 312, 317, 372, 380, 390, 403, 456, 465, 494, 520, 570, 589, 620, 634, 741, 744, 760, 780, 806, 930, 951, 988, 1140, 1178, 1209, 1235, 1240, 1268, 1482, 1560, 1585, 1612, 1767, 1860, 1902, 1976, 2015, 2280, 2356, 2418, 2470, 2536, 2945, 2964, 3170, 3224, 3534, 3705, 3720, 3804, 4030, 4121, 4712, 4755, 4836, 4940, 5890, 5928, 6023, 6045, 6340, 7068, 7410, 7608, 7657, 8060, 8242, 8835, 9510, 9672, 9827, 9880, 11780, 12046, 12090, 12363, 12680, 14136, 14820, 15314, 16120, 16484, 17670, 18069, 19020, 19654, 20605, 22971, 23560, 24092, 24180, 24726, 29481, 29640, 30115, 30628, 32968, 35340, 36138, 38040, 38285, 39308, 41210, 45942, 48184, 48360, 49135, 49452, 58962, 60230, 61256, 61815, 70680, 72276, 76570, 78299, 78616, 82420, 90345, 91884, 98270, 98904, 114855, 117924, 120460, 123630, 127751, 144552, 147405, 153140, 156598, 164840, 180690, 183768, 186713, 196540, 229710, 234897, 235848, 240920, 247260, 255502, 294810, 306280, 313196, 361380, 373426, 383253, 391495, 393080, 459420, 469794, 494520, 511004, 560139, 589620, 626392, 638755, 722760, 746852, 766506, 782990, 918840, 933565, 939588, 1022008, 1120278, 1174485, 1179240, 1277510, 1493704, 1533012, 1565980, 1867130, 1879176, 1916265, 2240556, 2348970, 2427269, 2555020, 2800695, 3066024, 3131960, 3734260, 3832530, 4481112, 4697940, 4854538, 5110040, 5601390, 7281807, 7468520, 7665060, 9395880, 9709076, 11202780, 12136345, 14563614, 15330120, 19418152, 22405560, 24272690, 29127228, 36409035, 48545380, 58254456, 72818070, 97090760, 145636140, 291272280]

約数ペア:

[(1, 291272280), (2, 145636140), (3, 97090760), (4, 72818070), (5, 58254456), (6, 48545380), (8, 36409035), (10, 29127228), (12, 24272690), (13, 22405560), (15, 19418152), (19, 15330120), (20, 14563614), (24, 12136345), (26, 11202780), (30, 9709076), (31, 9395880), (38, 7665060), (39, 7468520), (40, 7281807), (52, 5601390), (57, 5110040), (60, 4854538), (62, 4697940), (65, 4481112), (76, 3832530), (78, 3734260), (93, 3131960), (95, 3066024), (104, 2800695), (114, 2555020), (120, 2427269), (124, 2348970), (130, 2240556), (152, 1916265), (155, 1879176), (156, 1867130), (186, 1565980), (190, 1533012), (195, 1493704), (228, 1277510), (247, 1179240), (248, 1174485), (260, 1120278), (285, 1022008), (310, 939588), (312, 933565), (317, 918840), (372, 782990), (380, 766506), (390, 746852), (403, 722760), (456, 638755), (465, 626392), (494, 589620), (520, 560139), (570, 511004), (589, 494520), (620, 469794), (634, 459420), (741, 393080), (744, 391495), (760, 383253), (780, 373426), (806, 361380), (930, 313196), (951, 306280), (988, 294810), (1140, 255502), (1178, 247260), (1209, 240920), (1235, 235848), (1240, 234897), (1268, 229710), (1482, 196540), (1560, 186713), (1585, 183768), (1612, 180690), (1767, 164840), (1860, 156598), (1902, 153140), (1976, 147405), (2015, 144552), (2280, 127751), (2356, 123630), (2418, 120460), (2470, 117924), (2536, 114855), (2945, 98904), (2964, 98270), (3170, 91884), (3224, 90345), (3534, 82420), (3705, 78616), (3720, 78299), (3804, 76570), (4030, 72276), (4121, 70680), (4712, 61815), (4755, 61256), (4836, 60230), (4940, 58962), (5890, 49452), (5928, 49135), (6023, 48360), (6045, 48184), (6340, 45942), (7068, 41210), (7410, 39308), (7608, 38285), (7657, 38040), (8060, 36138), (8242, 35340), (8835, 32968), (9510, 30628), (9672, 30115), (9827, 29640), (9880, 29481), (11780, 24726), (12046, 24180), (12090, 24092), (12363, 23560), (12680, 22971), (14136, 20605), (14820, 19654), (15314, 19020), (16120, 18069), (16484, 17670)]