89810720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1018

約数の個数: 96

約数和(自身を含む): 230791680

約数和(自身を除く): 140980960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 953, 992, 1178, 1240, 1520, 1906, 2356, 2480, 2945, 3040, 3812, 4712, 4765, 4960, 5890, 7624, 9424, 9530, 11780, 15248, 18107, 18848, 19060, 23560, 29543, 30496, 36214, 38120, 47120, 59086, 72428, 76240, 90535, 94240, 118172, 144856, 147715, 152480, 181070, 236344, 289712, 295430, 362140, 472688, 561317, 579424, 590860, 724280, 945376, 1122634, 1181720, 1448560, 2245268, 2363440, 2806585, 2897120, 4490536, 4726880, 5613170, 8981072, 11226340, 17962144, 22452680, 44905360, 89810720]

約数ペア:

[(1, 89810720), (2, 44905360), (4, 22452680), (5, 17962144), (8, 11226340), (10, 8981072), (16, 5613170), (19, 4726880), (20, 4490536), (31, 2897120), (32, 2806585), (38, 2363440), (40, 2245268), (62, 1448560), (76, 1181720), (80, 1122634), (95, 945376), (124, 724280), (152, 590860), (155, 579424), (160, 561317), (190, 472688), (248, 362140), (304, 295430), (310, 289712), (380, 236344), (496, 181070), (589, 152480), (608, 147715), (620, 144856), (760, 118172), (953, 94240), (992, 90535), (1178, 76240), (1240, 72428), (1520, 59086), (1906, 47120), (2356, 38120), (2480, 36214), (2945, 30496), (3040, 29543), (3812, 23560), (4712, 19060), (4765, 18848), (4960, 18107), (5890, 15248), (7624, 11780), (9424, 9530)]