90485640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11969}}^1$

素因数の和:11996

約数の個数: 128

約数和(自身を含む): 344736000

約数和(自身を除く): 254250360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 11969, 23938, 35907, 47876, 59845, 71814, 83783, 95752, 107721, 119690, 143628, 167566, 179535, 215442, 239380, 251349, 287256, 323163, 335132, 359070, 418915, 430884, 478760, 502698, 538605, 646326, 670264, 718140, 754047, 837830, 861768, 1005396, 1077210, 1256745, 1292652, 1436280, 1508094, 1615815, 1675660, 2010792, 2154420, 2262141, 2513490, 2585304, 3016188, 3231630, 3351320, 3770235, 4308840, 4524282, 5026980, 6032376, 6463260, 7540470, 9048564, 10053960, 11310705, 12926520, 15080940, 18097128, 22621410, 30161880, 45242820, 90485640]

約数ペア:

[(1, 90485640), (2, 45242820), (3, 30161880), (4, 22621410), (5, 18097128), (6, 15080940), (7, 12926520), (8, 11310705), (9, 10053960), (10, 9048564), (12, 7540470), (14, 6463260), (15, 6032376), (18, 5026980), (20, 4524282), (21, 4308840), (24, 3770235), (27, 3351320), (28, 3231630), (30, 3016188), (35, 2585304), (36, 2513490), (40, 2262141), (42, 2154420), (45, 2010792), (54, 1675660), (56, 1615815), (60, 1508094), (63, 1436280), (70, 1292652), (72, 1256745), (84, 1077210), (90, 1005396), (105, 861768), (108, 837830), (120, 754047), (126, 718140), (135, 670264), (140, 646326), (168, 538605), (180, 502698), (189, 478760), (210, 430884), (216, 418915), (252, 359070), (270, 335132), (280, 323163), (315, 287256), (360, 251349), (378, 239380), (420, 215442), (504, 179535), (540, 167566), (630, 143628), (756, 119690), (840, 107721), (945, 95752), (1080, 83783), (1260, 71814), (1512, 59845), (1890, 47876), (2520, 35907), (3780, 23938), (7560, 11969)]