18637508760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{385391}}^1$

素因数の和:385449

約数の個数: 128

約数和(自身を含む): 62156021760

約数和(自身を除く): 43518513000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 8060, 9672, 12090, 16120, 24180, 48360, 385391, 770782, 1156173, 1541564, 1926955, 2312346, 3083128, 3853910, 4624692, 5010083, 5780865, 7707820, 9249384, 10020166, 11561730, 11947121, 15030249, 15415640, 20040332, 23123460, 23894242, 25050415, 30060498, 35841363, 40080664, 46246920, 47788484, 50100830, 59735605, 60120996, 71682726, 75151245, 95576968, 100201660, 119471210, 120241992, 143365452, 150302490, 155312573, 179206815, 200403320, 238942420, 286730904, 300604980, 310625146, 358413630, 465937719, 477884840, 601209960, 621250292, 716827260, 776562865, 931875438, 1242500584, 1433654520, 1553125730, 1863750876, 2329688595, 3106251460, 3727501752, 4659377190, 6212502920, 9318754380, 18637508760]

約数ペア:

[(1, 18637508760), (2, 9318754380), (3, 6212502920), (4, 4659377190), (5, 3727501752), (6, 3106251460), (8, 2329688595), (10, 1863750876), (12, 1553125730), (13, 1433654520), (15, 1242500584), (20, 931875438), (24, 776562865), (26, 716827260), (30, 621250292), (31, 601209960), (39, 477884840), (40, 465937719), (52, 358413630), (60, 310625146), (62, 300604980), (65, 286730904), (78, 238942420), (93, 200403320), (104, 179206815), (120, 155312573), (124, 150302490), (130, 143365452), (155, 120241992), (156, 119471210), (186, 100201660), (195, 95576968), (248, 75151245), (260, 71682726), (310, 60120996), (312, 59735605), (372, 50100830), (390, 47788484), (403, 46246920), (465, 40080664), (520, 35841363), (620, 30060498), (744, 25050415), (780, 23894242), (806, 23123460), (930, 20040332), (1209, 15415640), (1240, 15030249), (1560, 11947121), (1612, 11561730), (1860, 10020166), (2015, 9249384), (2418, 7707820), (3224, 5780865), (3720, 5010083), (4030, 4624692), (4836, 3853910), (6045, 3083128), (8060, 2312346), (9672, 1926955), (12090, 1541564), (16120, 1156173), (24180, 770782), (48360, 385391)]