31372480

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 81198720

約数和(自身を除く): 49826240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 79, 80, 85, 136, 146, 158, 160, 170, 272, 292, 316, 320, 340, 365, 395, 544, 584, 632, 680, 730, 790, 1088, 1168, 1241, 1264, 1343, 1360, 1460, 1580, 2336, 2482, 2528, 2686, 2720, 2920, 3160, 4672, 4964, 5056, 5372, 5440, 5767, 5840, 6205, 6320, 6715, 9928, 10744, 11534, 11680, 12410, 12640, 13430, 19856, 21488, 23068, 23360, 24820, 25280, 26860, 28835, 39712, 42976, 46136, 49640, 53720, 57670, 79424, 85952, 92272, 98039, 99280, 107440, 115340, 184544, 196078, 198560, 214880, 230680, 369088, 392156, 397120, 429760, 461360, 490195, 784312, 922720, 980390, 1568624, 1845440, 1960780, 3137248, 3921560, 6274496, 7843120, 15686240, 31372480]

約数ペア:

[(1, 31372480), (2, 15686240), (4, 7843120), (5, 6274496), (8, 3921560), (10, 3137248), (16, 1960780), (17, 1845440), (20, 1568624), (32, 980390), (34, 922720), (40, 784312), (64, 490195), (68, 461360), (73, 429760), (79, 397120), (80, 392156), (85, 369088), (136, 230680), (146, 214880), (158, 198560), (160, 196078), (170, 184544), (272, 115340), (292, 107440), (316, 99280), (320, 98039), (340, 92272), (365, 85952), (395, 79424), (544, 57670), (584, 53720), (632, 49640), (680, 46136), (730, 42976), (790, 39712), (1088, 28835), (1168, 26860), (1241, 25280), (1264, 24820), (1343, 23360), (1360, 23068), (1460, 21488), (1580, 19856), (2336, 13430), (2482, 12640), (2528, 12410), (2686, 11680), (2720, 11534), (2920, 10744), (3160, 9928), (4672, 6715), (4964, 6320), (5056, 6205), (5372, 5840), (5440, 5767)]