157888640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2711}}^1$

素因数の和:2750

約数の個数: 128

約数和(自身を含む): 464728320

約数和(自身を除く): 306839680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2711, 2912, 3640, 4160, 4480, 5422, 5824, 7280, 8320, 10844, 11648, 13555, 14560, 18977, 21688, 27110, 29120, 35243, 37954, 43376, 54220, 58240, 70486, 75908, 86752, 94885, 108440, 140972, 151816, 173504, 176215, 189770, 216880, 246701, 281944, 303632, 347008, 352430, 379540, 433760, 493402, 563888, 607264, 704860, 759080, 867520, 986804, 1127776, 1214528, 1233505, 1409720, 1518160, 1735040, 1973608, 2255552, 2429056, 2467010, 2819440, 3036320, 3947216, 4511104, 4934020, 5638880, 6072640, 7894432, 9868040, 11277760, 12145280, 15788864, 19736080, 22555520, 31577728, 39472160, 78944320, 157888640]

約数ペア:

[(1, 157888640), (2, 78944320), (4, 39472160), (5, 31577728), (7, 22555520), (8, 19736080), (10, 15788864), (13, 12145280), (14, 11277760), (16, 9868040), (20, 7894432), (26, 6072640), (28, 5638880), (32, 4934020), (35, 4511104), (40, 3947216), (52, 3036320), (56, 2819440), (64, 2467010), (65, 2429056), (70, 2255552), (80, 1973608), (91, 1735040), (104, 1518160), (112, 1409720), (128, 1233505), (130, 1214528), (140, 1127776), (160, 986804), (182, 867520), (208, 759080), (224, 704860), (260, 607264), (280, 563888), (320, 493402), (364, 433760), (416, 379540), (448, 352430), (455, 347008), (520, 303632), (560, 281944), (640, 246701), (728, 216880), (832, 189770), (896, 176215), (910, 173504), (1040, 151816), (1120, 140972), (1456, 108440), (1664, 94885), (1820, 86752), (2080, 75908), (2240, 70486), (2711, 58240), (2912, 54220), (3640, 43376), (4160, 37954), (4480, 35243), (5422, 29120), (5824, 27110), (7280, 21688), (8320, 18977), (10844, 14560), (11648, 13555)]