2015255220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^2\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 6236854848

約数和(自身を除く): 4221599628

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 257, 327, 330, 436, 514, 545, 654, 660, 771, 1028, 1090, 1199, 1285, 1308, 1542, 1635, 2180, 2398, 2570, 2827, 3084, 3270, 3597, 3855, 4796, 5140, 5654, 5995, 6540, 7194, 7710, 8481, 11308, 11881, 11990, 14135, 14388, 15420, 16962, 17985, 23762, 23980, 28013, 28270, 33924, 35643, 35970, 42405, 47524, 56026, 56540, 59405, 71286, 71940, 84039, 84810, 112052, 118810, 130691, 140065, 142572, 168078, 169620, 178215, 237620, 261382, 280130, 308143, 336156, 356430, 392073, 420195, 522764, 560260, 616286, 653455, 712860, 784146, 840390, 924429, 1232572, 1306910, 1540715, 1568292, 1680780, 1848858, 1960365, 2613820, 3053417, 3081430, 3697716, 3920730, 4622145, 6106834, 6162860, 7841460, 9160251, 9244290, 12213668, 15267085, 18320502, 18488580, 30534170, 33587587, 36641004, 45801255, 61068340, 67175174, 91602510, 100762761, 134350348, 167937935, 183205020, 201525522, 335875870, 403051044, 503813805, 671751740, 1007627610, 2015255220]

約数ペア:

[(1, 2015255220), (2, 1007627610), (3, 671751740), (4, 503813805), (5, 403051044), (6, 335875870), (10, 201525522), (11, 183205020), (12, 167937935), (15, 134350348), (20, 100762761), (22, 91602510), (30, 67175174), (33, 61068340), (44, 45801255), (55, 36641004), (60, 33587587), (66, 30534170), (109, 18488580), (110, 18320502), (132, 15267085), (165, 12213668), (218, 9244290), (220, 9160251), (257, 7841460), (327, 6162860), (330, 6106834), (436, 4622145), (514, 3920730), (545, 3697716), (654, 3081430), (660, 3053417), (771, 2613820), (1028, 1960365), (1090, 1848858), (1199, 1680780), (1285, 1568292), (1308, 1540715), (1542, 1306910), (1635, 1232572), (2180, 924429), (2398, 840390), (2570, 784146), (2827, 712860), (3084, 653455), (3270, 616286), (3597, 560260), (3855, 522764), (4796, 420195), (5140, 392073), (5654, 356430), (5995, 336156), (6540, 308143), (7194, 280130), (7710, 261382), (8481, 237620), (11308, 178215), (11881, 169620), (11990, 168078), (14135, 142572), (14388, 140065), (15420, 130691), (16962, 118810), (17985, 112052), (23762, 84810), (23980, 84039), (28013, 71940), (28270, 71286), (33924, 59405), (35643, 56540), (35970, 56026), (42405, 47524)]