15686240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 40279680

約数和(自身を除く): 24593440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 79, 80, 85, 136, 146, 158, 160, 170, 272, 292, 316, 340, 365, 395, 544, 584, 632, 680, 730, 790, 1168, 1241, 1264, 1343, 1360, 1460, 1580, 2336, 2482, 2528, 2686, 2720, 2920, 3160, 4964, 5372, 5767, 5840, 6205, 6320, 6715, 9928, 10744, 11534, 11680, 12410, 12640, 13430, 19856, 21488, 23068, 24820, 26860, 28835, 39712, 42976, 46136, 49640, 53720, 57670, 92272, 98039, 99280, 107440, 115340, 184544, 196078, 198560, 214880, 230680, 392156, 461360, 490195, 784312, 922720, 980390, 1568624, 1960780, 3137248, 3921560, 7843120, 15686240]

約数ペア:

[(1, 15686240), (2, 7843120), (4, 3921560), (5, 3137248), (8, 1960780), (10, 1568624), (16, 980390), (17, 922720), (20, 784312), (32, 490195), (34, 461360), (40, 392156), (68, 230680), (73, 214880), (79, 198560), (80, 196078), (85, 184544), (136, 115340), (146, 107440), (158, 99280), (160, 98039), (170, 92272), (272, 57670), (292, 53720), (316, 49640), (340, 46136), (365, 42976), (395, 39712), (544, 28835), (584, 26860), (632, 24820), (680, 23068), (730, 21488), (790, 19856), (1168, 13430), (1241, 12640), (1264, 12410), (1343, 11680), (1360, 11534), (1460, 10744), (1580, 9928), (2336, 6715), (2482, 6320), (2528, 6205), (2686, 5840), (2720, 5767), (2920, 5372), (3160, 4964)]