40492920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 132632640

約数和(自身を除く): 92139720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 195, 202, 257, 260, 303, 312, 390, 404, 505, 514, 520, 606, 771, 780, 808, 1010, 1028, 1212, 1285, 1313, 1515, 1542, 1560, 2020, 2056, 2424, 2570, 2626, 3030, 3084, 3341, 3855, 3939, 4040, 5140, 5252, 6060, 6168, 6565, 6682, 7710, 7878, 10023, 10280, 10504, 12120, 13130, 13364, 15420, 15756, 16705, 19695, 20046, 25957, 26260, 26728, 30840, 31512, 33410, 39390, 40092, 50115, 51914, 52520, 66820, 77871, 78780, 80184, 100230, 103828, 129785, 133640, 155742, 157560, 200460, 207656, 259570, 311484, 337441, 389355, 400920, 519140, 622968, 674882, 778710, 1012323, 1038280, 1349764, 1557420, 1687205, 2024646, 2699528, 3114840, 3374410, 4049292, 5061615, 6748820, 8098584, 10123230, 13497640, 20246460, 40492920]

約数ペア:

[(1, 40492920), (2, 20246460), (3, 13497640), (4, 10123230), (5, 8098584), (6, 6748820), (8, 5061615), (10, 4049292), (12, 3374410), (13, 3114840), (15, 2699528), (20, 2024646), (24, 1687205), (26, 1557420), (30, 1349764), (39, 1038280), (40, 1012323), (52, 778710), (60, 674882), (65, 622968), (78, 519140), (101, 400920), (104, 389355), (120, 337441), (130, 311484), (156, 259570), (195, 207656), (202, 200460), (257, 157560), (260, 155742), (303, 133640), (312, 129785), (390, 103828), (404, 100230), (505, 80184), (514, 78780), (520, 77871), (606, 66820), (771, 52520), (780, 51914), (808, 50115), (1010, 40092), (1028, 39390), (1212, 33410), (1285, 31512), (1313, 30840), (1515, 26728), (1542, 26260), (1560, 25957), (2020, 20046), (2056, 19695), (2424, 16705), (2570, 15756), (2626, 15420), (3030, 13364), (3084, 13130), (3341, 12120), (3855, 10504), (3939, 10280), (4040, 10023), (5140, 7878), (5252, 7710), (6060, 6682), (6168, 6565)]