15696439240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:863

約数の個数: 128

約数和(自身を含む): 37316920320

約数和(自身を除く): 21620481080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 157, 184, 230, 271, 314, 401, 460, 542, 628, 785, 802, 920, 1084, 1256, 1355, 1570, 1604, 2005, 2168, 2710, 3140, 3208, 3611, 4010, 5420, 6233, 6280, 7222, 8020, 9223, 10840, 12466, 14444, 16040, 18055, 18446, 24932, 28888, 31165, 36110, 36892, 42547, 46115, 49864, 62330, 62957, 72220, 73784, 85094, 92230, 108671, 124660, 125914, 144440, 170188, 184460, 212735, 217342, 249320, 251828, 314785, 340376, 368920, 425470, 434684, 503656, 543355, 629570, 850940, 869368, 978581, 1086710, 1259140, 1448011, 1701880, 1957162, 2173420, 2499433, 2518280, 2896022, 3914324, 4346840, 4892905, 4998866, 5792044, 7240055, 7828648, 9785810, 9997732, 11584088, 12497165, 14480110, 17061347, 19571620, 19995464, 24994330, 28960220, 34122694, 39143240, 49988660, 57920440, 68245388, 85306735, 99977320, 136490776, 170613470, 341226940, 392410981, 682453880, 784821962, 1569643924, 1962054905, 3139287848, 3924109810, 7848219620, 15696439240]

約数ペア:

[(1, 15696439240), (2, 7848219620), (4, 3924109810), (5, 3139287848), (8, 1962054905), (10, 1569643924), (20, 784821962), (23, 682453880), (40, 392410981), (46, 341226940), (92, 170613470), (115, 136490776), (157, 99977320), (184, 85306735), (230, 68245388), (271, 57920440), (314, 49988660), (401, 39143240), (460, 34122694), (542, 28960220), (628, 24994330), (785, 19995464), (802, 19571620), (920, 17061347), (1084, 14480110), (1256, 12497165), (1355, 11584088), (1570, 9997732), (1604, 9785810), (2005, 7828648), (2168, 7240055), (2710, 5792044), (3140, 4998866), (3208, 4892905), (3611, 4346840), (4010, 3914324), (5420, 2896022), (6233, 2518280), (6280, 2499433), (7222, 2173420), (8020, 1957162), (9223, 1701880), (10840, 1448011), (12466, 1259140), (14444, 1086710), (16040, 978581), (18055, 869368), (18446, 850940), (24932, 629570), (28888, 543355), (31165, 503656), (36110, 434684), (36892, 425470), (42547, 368920), (46115, 340376), (49864, 314785), (62330, 251828), (62957, 249320), (72220, 217342), (73784, 212735), (85094, 184460), (92230, 170188), (108671, 144440), (124660, 125914)]