74013520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 203558400

約数和(自身を除く): 129544880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 196, 239, 245, 280, 316, 392, 395, 478, 490, 553, 560, 632, 784, 790, 956, 980, 1106, 1195, 1264, 1580, 1673, 1912, 1960, 2212, 2390, 2765, 3160, 3346, 3824, 3871, 3920, 4424, 4780, 5530, 6320, 6692, 7742, 8365, 8848, 9560, 11060, 11711, 13384, 15484, 16730, 18881, 19120, 19355, 22120, 23422, 26768, 30968, 33460, 37762, 38710, 44240, 46844, 58555, 61936, 66920, 75524, 77420, 93688, 94405, 117110, 132167, 133840, 151048, 154840, 187376, 188810, 234220, 264334, 302096, 309680, 377620, 468440, 528668, 660835, 755240, 925169, 936880, 1057336, 1321670, 1510480, 1850338, 2114672, 2643340, 3700676, 4625845, 5286680, 7401352, 9251690, 10573360, 14802704, 18503380, 37006760, 74013520]

約数ペア:

[(1, 74013520), (2, 37006760), (4, 18503380), (5, 14802704), (7, 10573360), (8, 9251690), (10, 7401352), (14, 5286680), (16, 4625845), (20, 3700676), (28, 2643340), (35, 2114672), (40, 1850338), (49, 1510480), (56, 1321670), (70, 1057336), (79, 936880), (80, 925169), (98, 755240), (112, 660835), (140, 528668), (158, 468440), (196, 377620), (239, 309680), (245, 302096), (280, 264334), (316, 234220), (392, 188810), (395, 187376), (478, 154840), (490, 151048), (553, 133840), (560, 132167), (632, 117110), (784, 94405), (790, 93688), (956, 77420), (980, 75524), (1106, 66920), (1195, 61936), (1264, 58555), (1580, 46844), (1673, 44240), (1912, 38710), (1960, 37762), (2212, 33460), (2390, 30968), (2765, 26768), (3160, 23422), (3346, 22120), (3824, 19355), (3871, 19120), (3920, 18881), (4424, 16730), (4780, 15484), (5530, 13384), (6320, 11711), (6692, 11060), (7742, 9560), (8365, 8848)]