2581158420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1399

約数の個数: 192

約数和(自身を含む): 8316000000

約数和(自身を除く): 5734841580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 89, 90, 108, 129, 135, 172, 178, 180, 215, 258, 267, 270, 356, 387, 430, 445, 516, 534, 540, 645, 774, 801, 860, 890, 1068, 1161, 1249, 1290, 1335, 1548, 1602, 1780, 1935, 2322, 2403, 2498, 2580, 2670, 3204, 3747, 3827, 3870, 4005, 4644, 4806, 4996, 5340, 5805, 6245, 7494, 7654, 7740, 8010, 9612, 11241, 11481, 11610, 12015, 12490, 14988, 15308, 16020, 18735, 19135, 22482, 22962, 23220, 24030, 24980, 33723, 34443, 37470, 38270, 44964, 45924, 48060, 53707, 56205, 57405, 67446, 68886, 74940, 76540, 103329, 107414, 111161, 112410, 114810, 134892, 137772, 161121, 168615, 172215, 206658, 214828, 222322, 224820, 229620, 268535, 322242, 333483, 337230, 344430, 413316, 444644, 483363, 516645, 537070, 555805, 644484, 666966, 674460, 688860, 805605, 966726, 1000449, 1033290, 1074140, 1111610, 1333932, 1450089, 1611210, 1667415, 1933452, 2000898, 2066580, 2223220, 2416815, 2900178, 3001347, 3222420, 3334830, 4001796, 4779923, 4833630, 5002245, 5800356, 6002694, 6669660, 7250445, 9559846, 9667260, 10004490, 12005388, 14339769, 14500890, 15006735, 19119692, 20008980, 23899615, 28679538, 29001780, 30013470, 43019307, 47799230, 57359076, 60026940, 71698845, 86038614, 95598460, 129057921, 143397690, 172077228, 215096535, 258115842, 286795380, 430193070, 516231684, 645289605, 860386140, 1290579210, 2581158420]

約数ペア:

[(1, 2581158420), (2, 1290579210), (3, 860386140), (4, 645289605), (5, 516231684), (6, 430193070), (9, 286795380), (10, 258115842), (12, 215096535), (15, 172077228), (18, 143397690), (20, 129057921), (27, 95598460), (30, 86038614), (36, 71698845), (43, 60026940), (45, 57359076), (54, 47799230), (60, 43019307), (86, 30013470), (89, 29001780), (90, 28679538), (108, 23899615), (129, 20008980), (135, 19119692), (172, 15006735), (178, 14500890), (180, 14339769), (215, 12005388), (258, 10004490), (267, 9667260), (270, 9559846), (356, 7250445), (387, 6669660), (430, 6002694), (445, 5800356), (516, 5002245), (534, 4833630), (540, 4779923), (645, 4001796), (774, 3334830), (801, 3222420), (860, 3001347), (890, 2900178), (1068, 2416815), (1161, 2223220), (1249, 2066580), (1290, 2000898), (1335, 1933452), (1548, 1667415), (1602, 1611210), (1780, 1450089), (1935, 1333932), (2322, 1111610), (2403, 1074140), (2498, 1033290), (2580, 1000449), (2670, 966726), (3204, 805605), (3747, 688860), (3827, 674460), (3870, 666966), (4005, 644484), (4644, 555805), (4806, 537070), (4996, 516645), (5340, 483363), (5805, 444644), (6245, 413316), (7494, 344430), (7654, 337230), (7740, 333483), (8010, 322242), (9612, 268535), (11241, 229620), (11481, 224820), (11610, 222322), (12015, 214828), (12490, 206658), (14988, 172215), (15308, 168615), (16020, 161121), (18735, 137772), (19135, 134892), (22482, 114810), (22962, 112410), (23220, 111161), (24030, 107414), (24980, 103329), (33723, 76540), (34443, 74940), (37470, 68886), (38270, 67446), (44964, 57405), (45924, 56205), (48060, 53707)]