156760240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 160

約数和(自身を含む): 457220736

約数和(自身を除く): 300460496

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 182, 208, 244, 260, 280, 305, 353, 364, 427, 455, 488, 520, 560, 610, 706, 728, 793, 854, 910, 976, 1040, 1220, 1412, 1456, 1586, 1708, 1765, 1820, 2135, 2440, 2471, 2824, 3172, 3416, 3530, 3640, 3965, 4270, 4589, 4880, 4942, 5551, 5648, 6344, 6832, 7060, 7280, 7930, 8540, 9178, 9884, 11102, 12355, 12688, 14120, 15860, 17080, 18356, 19768, 21533, 22204, 22945, 24710, 27755, 28240, 31720, 32123, 34160, 36712, 39536, 43066, 44408, 45890, 49420, 55510, 63440, 64246, 73424, 86132, 88816, 91780, 98840, 107665, 111020, 128492, 150731, 160615, 172264, 183560, 197680, 215330, 222040, 256984, 279929, 301462, 321230, 344528, 367120, 430660, 444080, 513968, 559858, 602924, 642460, 753655, 861320, 1119716, 1205848, 1284920, 1399645, 1507310, 1722640, 1959503, 2239432, 2411696, 2569840, 2799290, 3014620, 3919006, 4478864, 5598580, 6029240, 7838012, 9797515, 11197160, 12058480, 15676024, 19595030, 22394320, 31352048, 39190060, 78380120, 156760240]

約数ペア:

[(1, 156760240), (2, 78380120), (4, 39190060), (5, 31352048), (7, 22394320), (8, 19595030), (10, 15676024), (13, 12058480), (14, 11197160), (16, 9797515), (20, 7838012), (26, 6029240), (28, 5598580), (35, 4478864), (40, 3919006), (52, 3014620), (56, 2799290), (61, 2569840), (65, 2411696), (70, 2239432), (80, 1959503), (91, 1722640), (104, 1507310), (112, 1399645), (122, 1284920), (130, 1205848), (140, 1119716), (182, 861320), (208, 753655), (244, 642460), (260, 602924), (280, 559858), (305, 513968), (353, 444080), (364, 430660), (427, 367120), (455, 344528), (488, 321230), (520, 301462), (560, 279929), (610, 256984), (706, 222040), (728, 215330), (793, 197680), (854, 183560), (910, 172264), (976, 160615), (1040, 150731), (1220, 128492), (1412, 111020), (1456, 107665), (1586, 98840), (1708, 91780), (1765, 88816), (1820, 86132), (2135, 73424), (2440, 64246), (2471, 63440), (2824, 55510), (3172, 49420), (3416, 45890), (3530, 44408), (3640, 43066), (3965, 39536), (4270, 36712), (4589, 34160), (4880, 32123), (4942, 31720), (5551, 28240), (5648, 27755), (6344, 24710), (6832, 22945), (7060, 22204), (7280, 21533), (7930, 19768), (8540, 18356), (9178, 17080), (9884, 15860), (11102, 14120), (12355, 12688)]