1910971920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55681}}^1$

素因数の和:55721

約数の個数: 160

約数和(自身を含む): 6959804544

約数和(自身を除く): 5048832624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 34320, 55681, 111362, 167043, 222724, 278405, 334086, 445448, 556810, 612491, 668172, 723853, 835215, 890896, 1113620, 1224982, 1336344, 1447706, 1670430, 1837473, 2171559, 2227240, 2449964, 2672688, 2895412, 3062455, 3340860, 3619265, 3674946, 4343118, 4454480, 4899928, 5790824, 6124910, 6681720, 7238530, 7349892, 7962383, 8686236, 9187365, 9799856, 10857795, 11581648, 12249820, 13363440, 14477060, 14699784, 15924766, 17372472, 18374730, 21715590, 23887149, 24499640, 28954120, 29399568, 31849532, 34744944, 36749460, 39811915, 43431180, 47774298, 48999280, 57908240, 63699064, 73498920, 79623830, 86862360, 95548596, 119435745, 127398128, 146997840, 159247660, 173724720, 191097192, 238871490, 318495320, 382194384, 477742980, 636990640, 955485960, 1910971920]

約数ペア:

[(1, 1910971920), (2, 955485960), (3, 636990640), (4, 477742980), (5, 382194384), (6, 318495320), (8, 238871490), (10, 191097192), (11, 173724720), (12, 159247660), (13, 146997840), (15, 127398128), (16, 119435745), (20, 95548596), (22, 86862360), (24, 79623830), (26, 73498920), (30, 63699064), (33, 57908240), (39, 48999280), (40, 47774298), (44, 43431180), (48, 39811915), (52, 36749460), (55, 34744944), (60, 31849532), (65, 29399568), (66, 28954120), (78, 24499640), (80, 23887149), (88, 21715590), (104, 18374730), (110, 17372472), (120, 15924766), (130, 14699784), (132, 14477060), (143, 13363440), (156, 12249820), (165, 11581648), (176, 10857795), (195, 9799856), (208, 9187365), (220, 8686236), (240, 7962383), (260, 7349892), (264, 7238530), (286, 6681720), (312, 6124910), (330, 5790824), (390, 4899928), (429, 4454480), (440, 4343118), (520, 3674946), (528, 3619265), (572, 3340860), (624, 3062455), (660, 2895412), (715, 2672688), (780, 2449964), (858, 2227240), (880, 2171559), (1040, 1837473), (1144, 1670430), (1320, 1447706), (1430, 1336344), (1560, 1224982), (1716, 1113620), (2145, 890896), (2288, 835215), (2640, 723853), (2860, 668172), (3120, 612491), (3432, 556810), (4290, 445448), (5720, 334086), (6864, 278405), (8580, 222724), (11440, 167043), (17160, 111362), (34320, 55681)]