7831260780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{4651}}^1$

素因数の和:4900

約数の個数: 192

約数和(自身を含む): 26509701120

約数和(自身を除く): 18678440340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 211, 228, 266, 285, 380, 399, 420, 422, 532, 570, 633, 665, 798, 844, 1055, 1140, 1266, 1330, 1477, 1596, 1995, 2110, 2532, 2660, 2954, 3165, 3990, 4009, 4220, 4431, 4651, 5908, 6330, 7385, 7980, 8018, 8862, 9302, 12027, 12660, 13953, 14770, 16036, 17724, 18604, 20045, 22155, 23255, 24054, 27906, 28063, 29540, 32557, 40090, 44310, 46510, 48108, 55812, 56126, 60135, 65114, 69765, 80180, 84189, 88369, 88620, 93020, 97671, 112252, 120270, 130228, 139530, 140315, 162785, 168378, 176738, 195342, 240540, 265107, 279060, 280630, 325570, 336756, 353476, 390684, 420945, 441845, 488355, 530214, 561260, 618583, 651140, 841890, 883690, 976710, 981361, 1060428, 1237166, 1325535, 1683780, 1767380, 1855749, 1953420, 1962722, 2474332, 2651070, 2944083, 3092915, 3711498, 3925444, 4906805, 5302140, 5888166, 6185830, 6869527, 7422996, 9278745, 9813610, 11776332, 12371660, 13739054, 14720415, 18557490, 18645859, 19627220, 20608581, 27478108, 29440830, 34347635, 37114980, 37291718, 41217162, 55937577, 58881660, 68695270, 74583436, 82434324, 93229295, 103042905, 111875154, 130521013, 137390540, 186458590, 206085810, 223750308, 261042026, 279687885, 372917180, 391563039, 412171620, 522084052, 559375770, 652605065, 783126078, 1118751540, 1305210130, 1566252156, 1957815195, 2610420260, 3915630390, 7831260780]

約数ペア:

[(1, 7831260780), (2, 3915630390), (3, 2610420260), (4, 1957815195), (5, 1566252156), (6, 1305210130), (7, 1118751540), (10, 783126078), (12, 652605065), (14, 559375770), (15, 522084052), (19, 412171620), (20, 391563039), (21, 372917180), (28, 279687885), (30, 261042026), (35, 223750308), (38, 206085810), (42, 186458590), (57, 137390540), (60, 130521013), (70, 111875154), (76, 103042905), (84, 93229295), (95, 82434324), (105, 74583436), (114, 68695270), (133, 58881660), (140, 55937577), (190, 41217162), (210, 37291718), (211, 37114980), (228, 34347635), (266, 29440830), (285, 27478108), (380, 20608581), (399, 19627220), (420, 18645859), (422, 18557490), (532, 14720415), (570, 13739054), (633, 12371660), (665, 11776332), (798, 9813610), (844, 9278745), (1055, 7422996), (1140, 6869527), (1266, 6185830), (1330, 5888166), (1477, 5302140), (1596, 4906805), (1995, 3925444), (2110, 3711498), (2532, 3092915), (2660, 2944083), (2954, 2651070), (3165, 2474332), (3990, 1962722), (4009, 1953420), (4220, 1855749), (4431, 1767380), (4651, 1683780), (5908, 1325535), (6330, 1237166), (7385, 1060428), (7980, 981361), (8018, 976710), (8862, 883690), (9302, 841890), (12027, 651140), (12660, 618583), (13953, 561260), (14770, 530214), (16036, 488355), (17724, 441845), (18604, 420945), (20045, 390684), (22155, 353476), (23255, 336756), (24054, 325570), (27906, 280630), (28063, 279060), (29540, 265107), (32557, 240540), (40090, 195342), (44310, 176738), (46510, 168378), (48108, 162785), (55812, 140315), (56126, 139530), (60135, 130228), (65114, 120270), (69765, 112252), (80180, 97671), (84189, 93020), (88369, 88620)]