722846340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 2281895616

約数和(自身を除く): 1559049276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 61, 86, 90, 122, 129, 172, 180, 183, 215, 244, 258, 305, 366, 387, 430, 516, 549, 610, 645, 732, 774, 860, 915, 1098, 1220, 1290, 1531, 1548, 1830, 1935, 2196, 2580, 2623, 2745, 3062, 3660, 3870, 4593, 5246, 5490, 6124, 7655, 7740, 7869, 9186, 10492, 10980, 13115, 13779, 15310, 15738, 18372, 22965, 23607, 26230, 27558, 30620, 31476, 39345, 45930, 47214, 52460, 55116, 65833, 68895, 78690, 91860, 93391, 94428, 118035, 131666, 137790, 157380, 186782, 197499, 236070, 263332, 275580, 280173, 329165, 373564, 394998, 466955, 472140, 560346, 592497, 658330, 789996, 840519, 933910, 987495, 1120692, 1184994, 1316660, 1400865, 1681038, 1867820, 1974990, 2369988, 2801730, 2962485, 3362076, 3949980, 4015813, 4202595, 5603460, 5924970, 8031626, 8405190, 11849940, 12047439, 16063252, 16810380, 20079065, 24094878, 36142317, 40158130, 48189756, 60237195, 72284634, 80316260, 120474390, 144569268, 180711585, 240948780, 361423170, 722846340]

約数ペア:

[(1, 722846340), (2, 361423170), (3, 240948780), (4, 180711585), (5, 144569268), (6, 120474390), (9, 80316260), (10, 72284634), (12, 60237195), (15, 48189756), (18, 40158130), (20, 36142317), (30, 24094878), (36, 20079065), (43, 16810380), (45, 16063252), (60, 12047439), (61, 11849940), (86, 8405190), (90, 8031626), (122, 5924970), (129, 5603460), (172, 4202595), (180, 4015813), (183, 3949980), (215, 3362076), (244, 2962485), (258, 2801730), (305, 2369988), (366, 1974990), (387, 1867820), (430, 1681038), (516, 1400865), (549, 1316660), (610, 1184994), (645, 1120692), (732, 987495), (774, 933910), (860, 840519), (915, 789996), (1098, 658330), (1220, 592497), (1290, 560346), (1531, 472140), (1548, 466955), (1830, 394998), (1935, 373564), (2196, 329165), (2580, 280173), (2623, 275580), (2745, 263332), (3062, 236070), (3660, 197499), (3870, 186782), (4593, 157380), (5246, 137790), (5490, 131666), (6124, 118035), (7655, 94428), (7740, 93391), (7869, 91860), (9186, 78690), (10492, 68895), (10980, 65833), (13115, 55116), (13779, 52460), (15310, 47214), (15738, 45930), (18372, 39345), (22965, 31476), (23607, 30620), (26230, 27558)]