163967440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 475969536

約数和(自身を除く): 312002096

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 101, 104, 112, 130, 140, 182, 202, 208, 223, 260, 280, 364, 404, 446, 455, 505, 520, 560, 707, 728, 808, 892, 910, 1010, 1040, 1115, 1313, 1414, 1456, 1561, 1616, 1784, 1820, 2020, 2230, 2626, 2828, 2899, 3122, 3535, 3568, 3640, 4040, 4460, 5252, 5656, 5798, 6244, 6565, 7070, 7280, 7805, 8080, 8920, 9191, 10504, 11312, 11596, 12488, 13130, 14140, 14495, 15610, 17840, 18382, 20293, 21008, 22523, 23192, 24976, 26260, 28280, 28990, 31220, 36764, 40586, 45046, 45955, 46384, 52520, 56560, 57980, 62440, 73528, 81172, 90092, 91910, 101465, 105040, 112615, 115960, 124880, 147056, 157661, 162344, 180184, 183820, 202930, 225230, 231920, 292799, 315322, 324688, 360368, 367640, 405860, 450460, 585598, 630644, 735280, 788305, 811720, 900920, 1171196, 1261288, 1463995, 1576610, 1623440, 1801840, 2049593, 2342392, 2522576, 2927990, 3153220, 4099186, 4684784, 5855980, 6306440, 8198372, 10247965, 11711960, 12612880, 16396744, 20495930, 23423920, 32793488, 40991860, 81983720, 163967440]

約数ペア:

[(1, 163967440), (2, 81983720), (4, 40991860), (5, 32793488), (7, 23423920), (8, 20495930), (10, 16396744), (13, 12612880), (14, 11711960), (16, 10247965), (20, 8198372), (26, 6306440), (28, 5855980), (35, 4684784), (40, 4099186), (52, 3153220), (56, 2927990), (65, 2522576), (70, 2342392), (80, 2049593), (91, 1801840), (101, 1623440), (104, 1576610), (112, 1463995), (130, 1261288), (140, 1171196), (182, 900920), (202, 811720), (208, 788305), (223, 735280), (260, 630644), (280, 585598), (364, 450460), (404, 405860), (446, 367640), (455, 360368), (505, 324688), (520, 315322), (560, 292799), (707, 231920), (728, 225230), (808, 202930), (892, 183820), (910, 180184), (1010, 162344), (1040, 157661), (1115, 147056), (1313, 124880), (1414, 115960), (1456, 112615), (1561, 105040), (1616, 101465), (1784, 91910), (1820, 90092), (2020, 81172), (2230, 73528), (2626, 62440), (2828, 57980), (2899, 56560), (3122, 52520), (3535, 46384), (3568, 45955), (3640, 45046), (4040, 40586), (4460, 36764), (5252, 31220), (5656, 28990), (5798, 28280), (6244, 26260), (6565, 24976), (7070, 23192), (7280, 22523), (7805, 21008), (8080, 20293), (8920, 18382), (9191, 17840), (10504, 15610), (11312, 14495), (11596, 14140), (12488, 13130)]