72647120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 220485888

約数和(自身を除く): 147838768

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 587, 595, 680, 728, 884, 910, 952, 1040, 1105, 1174, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2348, 2380, 2935, 3094, 3536, 3640, 4109, 4420, 4696, 4760, 5870, 6188, 7280, 7631, 7735, 8218, 8840, 9392, 9520, 9979, 11740, 12376, 15262, 15470, 16436, 17680, 19958, 20545, 23480, 24752, 30524, 30940, 32872, 38155, 39916, 41090, 46960, 49895, 53417, 61048, 61880, 65744, 69853, 76310, 79832, 82180, 99790, 106834, 122096, 123760, 129727, 139706, 152620, 159664, 164360, 199580, 213668, 259454, 267085, 279412, 305240, 328720, 349265, 399160, 427336, 518908, 534170, 558824, 610480, 648635, 698530, 798320, 854672, 908089, 1037816, 1068340, 1117648, 1297270, 1397060, 1816178, 2075632, 2136680, 2594540, 2794120, 3632356, 4273360, 4540445, 5189080, 5588240, 7264712, 9080890, 10378160, 14529424, 18161780, 36323560, 72647120]

約数ペア:

[(1, 72647120), (2, 36323560), (4, 18161780), (5, 14529424), (7, 10378160), (8, 9080890), (10, 7264712), (13, 5588240), (14, 5189080), (16, 4540445), (17, 4273360), (20, 3632356), (26, 2794120), (28, 2594540), (34, 2136680), (35, 2075632), (40, 1816178), (52, 1397060), (56, 1297270), (65, 1117648), (68, 1068340), (70, 1037816), (80, 908089), (85, 854672), (91, 798320), (104, 698530), (112, 648635), (119, 610480), (130, 558824), (136, 534170), (140, 518908), (170, 427336), (182, 399160), (208, 349265), (221, 328720), (238, 305240), (260, 279412), (272, 267085), (280, 259454), (340, 213668), (364, 199580), (442, 164360), (455, 159664), (476, 152620), (520, 139706), (560, 129727), (587, 123760), (595, 122096), (680, 106834), (728, 99790), (884, 82180), (910, 79832), (952, 76310), (1040, 69853), (1105, 65744), (1174, 61880), (1190, 61048), (1360, 53417), (1456, 49895), (1547, 46960), (1768, 41090), (1820, 39916), (1904, 38155), (2210, 32872), (2348, 30940), (2380, 30524), (2935, 24752), (3094, 23480), (3536, 20545), (3640, 19958), (4109, 17680), (4420, 16436), (4696, 15470), (4760, 15262), (5870, 12376), (6188, 11740), (7280, 9979), (7631, 9520), (7735, 9392), (8218, 8840)]