131459640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4957}}^1$

素因数の和:5001

約数の個数: 128

約数和(自身を含む): 449789760

約数和(自身を除く): 318330120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 4957, 5304, 6630, 8840, 9914, 13260, 14871, 19828, 24785, 26520, 29742, 39656, 49570, 59484, 64441, 74355, 84269, 99140, 118968, 128882, 148710, 168538, 193323, 198280, 252807, 257764, 297420, 322205, 337076, 386646, 421345, 505614, 515528, 594840, 644410, 674152, 773292, 842690, 966615, 1011228, 1095497, 1264035, 1288820, 1546584, 1685380, 1933230, 2022456, 2190994, 2528070, 2577640, 3286491, 3370760, 3866460, 4381988, 5056140, 5477485, 6572982, 7732920, 8763976, 10112280, 10954970, 13145964, 16432455, 21909940, 26291928, 32864910, 43819880, 65729820, 131459640]

約数ペア:

[(1, 131459640), (2, 65729820), (3, 43819880), (4, 32864910), (5, 26291928), (6, 21909940), (8, 16432455), (10, 13145964), (12, 10954970), (13, 10112280), (15, 8763976), (17, 7732920), (20, 6572982), (24, 5477485), (26, 5056140), (30, 4381988), (34, 3866460), (39, 3370760), (40, 3286491), (51, 2577640), (52, 2528070), (60, 2190994), (65, 2022456), (68, 1933230), (78, 1685380), (85, 1546584), (102, 1288820), (104, 1264035), (120, 1095497), (130, 1011228), (136, 966615), (156, 842690), (170, 773292), (195, 674152), (204, 644410), (221, 594840), (255, 515528), (260, 505614), (312, 421345), (340, 386646), (390, 337076), (408, 322205), (442, 297420), (510, 257764), (520, 252807), (663, 198280), (680, 193323), (780, 168538), (884, 148710), (1020, 128882), (1105, 118968), (1326, 99140), (1560, 84269), (1768, 74355), (2040, 64441), (2210, 59484), (2652, 49570), (3315, 39656), (4420, 29742), (4957, 26520), (5304, 24785), (6630, 19828), (8840, 14871), (9914, 13260)]