1511640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 192

約数和(自身を含む): 5896800

約数和(自身を除く): 4385160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 19, 20, 24, 26, 30, 34, 36, 38, 39, 40, 45, 51, 52, 57, 60, 65, 68, 72, 76, 78, 85, 90, 95, 102, 104, 114, 117, 120, 130, 136, 152, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 312, 323, 340, 342, 360, 380, 390, 408, 442, 456, 468, 494, 510, 520, 570, 585, 612, 646, 663, 680, 684, 741, 760, 765, 780, 855, 884, 936, 969, 988, 1020, 1105, 1140, 1170, 1224, 1235, 1292, 1326, 1368, 1482, 1530, 1560, 1615, 1710, 1768, 1938, 1976, 1989, 2040, 2210, 2223, 2280, 2340, 2470, 2584, 2652, 2907, 2964, 3060, 3230, 3315, 3420, 3705, 3876, 3978, 4199, 4420, 4446, 4680, 4845, 4940, 5304, 5814, 5928, 6120, 6460, 6630, 6840, 7410, 7752, 7956, 8398, 8840, 8892, 9690, 9880, 9945, 11115, 11628, 12597, 12920, 13260, 14535, 14820, 15912, 16796, 17784, 19380, 19890, 20995, 22230, 23256, 25194, 26520, 29070, 29640, 33592, 37791, 38760, 39780, 41990, 44460, 50388, 58140, 62985, 75582, 79560, 83980, 88920, 100776, 116280, 125970, 151164, 167960, 188955, 251940, 302328, 377910, 503880, 755820, 1511640]

約数ペア:

[(1, 1511640), (2, 755820), (3, 503880), (4, 377910), (5, 302328), (6, 251940), (8, 188955), (9, 167960), (10, 151164), (12, 125970), (13, 116280), (15, 100776), (17, 88920), (18, 83980), (19, 79560), (20, 75582), (24, 62985), (26, 58140), (30, 50388), (34, 44460), (36, 41990), (38, 39780), (39, 38760), (40, 37791), (45, 33592), (51, 29640), (52, 29070), (57, 26520), (60, 25194), (65, 23256), (68, 22230), (72, 20995), (76, 19890), (78, 19380), (85, 17784), (90, 16796), (95, 15912), (102, 14820), (104, 14535), (114, 13260), (117, 12920), (120, 12597), (130, 11628), (136, 11115), (152, 9945), (153, 9880), (156, 9690), (170, 8892), (171, 8840), (180, 8398), (190, 7956), (195, 7752), (204, 7410), (221, 6840), (228, 6630), (234, 6460), (247, 6120), (255, 5928), (260, 5814), (285, 5304), (306, 4940), (312, 4845), (323, 4680), (340, 4446), (342, 4420), (360, 4199), (380, 3978), (390, 3876), (408, 3705), (442, 3420), (456, 3315), (468, 3230), (494, 3060), (510, 2964), (520, 2907), (570, 2652), (585, 2584), (612, 2470), (646, 2340), (663, 2280), (680, 2223), (684, 2210), (741, 2040), (760, 1989), (765, 1976), (780, 1938), (855, 1768), (884, 1710), (936, 1615), (969, 1560), (988, 1530), (1020, 1482), (1105, 1368), (1140, 1326), (1170, 1292), (1224, 1235)]