190784540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:867

約数の個数: 96

約数和(自身を含む): 457519104

約数和(自身を除く): 266734564

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 115, 124, 155, 170, 230, 310, 340, 391, 460, 527, 620, 713, 782, 787, 1054, 1426, 1564, 1574, 1955, 2108, 2635, 2852, 3148, 3565, 3910, 3935, 5270, 7130, 7820, 7870, 10540, 12121, 13379, 14260, 15740, 18101, 24242, 24397, 26758, 36202, 48484, 48794, 53516, 60605, 66895, 72404, 90505, 97588, 121210, 121985, 133790, 181010, 242420, 243970, 267580, 307717, 362020, 414749, 487940, 561131, 615434, 829498, 1122262, 1230868, 1538585, 1658996, 2073745, 2244524, 2805655, 3077170, 4147490, 5611310, 6154340, 8294980, 9539227, 11222620, 19078454, 38156908, 47696135, 95392270, 190784540]

約数ペア:

[(1, 190784540), (2, 95392270), (4, 47696135), (5, 38156908), (10, 19078454), (17, 11222620), (20, 9539227), (23, 8294980), (31, 6154340), (34, 5611310), (46, 4147490), (62, 3077170), (68, 2805655), (85, 2244524), (92, 2073745), (115, 1658996), (124, 1538585), (155, 1230868), (170, 1122262), (230, 829498), (310, 615434), (340, 561131), (391, 487940), (460, 414749), (527, 362020), (620, 307717), (713, 267580), (782, 243970), (787, 242420), (1054, 181010), (1426, 133790), (1564, 121985), (1574, 121210), (1955, 97588), (2108, 90505), (2635, 72404), (2852, 66895), (3148, 60605), (3565, 53516), (3910, 48794), (3935, 48484), (5270, 36202), (7130, 26758), (7820, 24397), (7870, 24242), (10540, 18101), (12121, 15740), (13379, 14260)]