131876480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 360737280

約数和(自身を除く): 228860800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 31, 32, 34, 40, 46, 62, 64, 68, 80, 85, 92, 115, 124, 128, 136, 155, 160, 170, 184, 230, 248, 272, 289, 310, 320, 340, 368, 391, 460, 496, 527, 544, 578, 620, 640, 680, 713, 736, 782, 920, 992, 1054, 1088, 1156, 1240, 1360, 1426, 1445, 1472, 1564, 1840, 1955, 1984, 2108, 2176, 2312, 2480, 2635, 2720, 2852, 2890, 2944, 3128, 3565, 3680, 3910, 3968, 4216, 4624, 4960, 5270, 5440, 5704, 5780, 6256, 6647, 7130, 7360, 7820, 8432, 8959, 9248, 9920, 10540, 10880, 11408, 11560, 12121, 12512, 13294, 14260, 14720, 15640, 16864, 17918, 18496, 19840, 21080, 22816, 23120, 24242, 25024, 26588, 28520, 31280, 33235, 33728, 35836, 36992, 42160, 44795, 45632, 46240, 48484, 50048, 53176, 57040, 60605, 62560, 66470, 67456, 71672, 84320, 89590, 91264, 92480, 96968, 106352, 114080, 121210, 125120, 132940, 143344, 168640, 179180, 184960, 193936, 206057, 212704, 228160, 242420, 250240, 265880, 286688, 337280, 358360, 387872, 412114, 425408, 456320, 484840, 531760, 573376, 716720, 775744, 824228, 850816, 969680, 1030285, 1063520, 1146752, 1433440, 1551488, 1648456, 1939360, 2060570, 2127040, 2866880, 3296912, 3878720, 4121140, 4254080, 5733760, 6593824, 7757440, 8242280, 13187648, 16484560, 26375296, 32969120, 65938240, 131876480]

約数ペア:

[(1, 131876480), (2, 65938240), (4, 32969120), (5, 26375296), (8, 16484560), (10, 13187648), (16, 8242280), (17, 7757440), (20, 6593824), (23, 5733760), (31, 4254080), (32, 4121140), (34, 3878720), (40, 3296912), (46, 2866880), (62, 2127040), (64, 2060570), (68, 1939360), (80, 1648456), (85, 1551488), (92, 1433440), (115, 1146752), (124, 1063520), (128, 1030285), (136, 969680), (155, 850816), (160, 824228), (170, 775744), (184, 716720), (230, 573376), (248, 531760), (272, 484840), (289, 456320), (310, 425408), (320, 412114), (340, 387872), (368, 358360), (391, 337280), (460, 286688), (496, 265880), (527, 250240), (544, 242420), (578, 228160), (620, 212704), (640, 206057), (680, 193936), (713, 184960), (736, 179180), (782, 168640), (920, 143344), (992, 132940), (1054, 125120), (1088, 121210), (1156, 114080), (1240, 106352), (1360, 96968), (1426, 92480), (1445, 91264), (1472, 89590), (1564, 84320), (1840, 71672), (1955, 67456), (1984, 66470), (2108, 62560), (2176, 60605), (2312, 57040), (2480, 53176), (2635, 50048), (2720, 48484), (2852, 46240), (2890, 45632), (2944, 44795), (3128, 42160), (3565, 36992), (3680, 35836), (3910, 33728), (3968, 33235), (4216, 31280), (4624, 28520), (4960, 26588), (5270, 25024), (5440, 24242), (5704, 23120), (5780, 22816), (6256, 21080), (6647, 19840), (7130, 18496), (7360, 17918), (7820, 16864), (8432, 15640), (8959, 14720), (9248, 14260), (9920, 13294), (10540, 12512), (10880, 12121), (11408, 11560)]