72109830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8039}}^1$

素因数の和:8085

約数の個数: 64

約数和(自身を含む): 194503680

約数和(自身を除く): 122393850

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8039, 8970, 16078, 24117, 40195, 48234, 80390, 104507, 120585, 184897, 209014, 241170, 313521, 369794, 522535, 554691, 627042, 924485, 1045070, 1109382, 1567605, 1848970, 2403661, 2773455, 3135210, 4807322, 5546910, 7210983, 12018305, 14421966, 24036610, 36054915, 72109830]

約数ペア:

[(1, 72109830), (2, 36054915), (3, 24036610), (5, 14421966), (6, 12018305), (10, 7210983), (13, 5546910), (15, 4807322), (23, 3135210), (26, 2773455), (30, 2403661), (39, 1848970), (46, 1567605), (65, 1109382), (69, 1045070), (78, 924485), (115, 627042), (130, 554691), (138, 522535), (195, 369794), (230, 313521), (299, 241170), (345, 209014), (390, 184897), (598, 120585), (690, 104507), (897, 80390), (1495, 48234), (1794, 40195), (2990, 24117), (4485, 16078), (8039, 8970)]