31905120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5113}}^1$

素因数の和:5144

約数の個数: 96

約数和(自身を含む): 108253152

約数和(自身を除く): 76348032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 5113, 6240, 10226, 15339, 20452, 25565, 30678, 40904, 51130, 61356, 66469, 76695, 81808, 102260, 122712, 132938, 153390, 163616, 199407, 204520, 245424, 265876, 306780, 332345, 398814, 409040, 490848, 531752, 613560, 664690, 797628, 818080, 997035, 1063504, 1227120, 1329380, 1595256, 1994070, 2127008, 2454240, 2658760, 3190512, 3988140, 5317520, 6381024, 7976280, 10635040, 15952560, 31905120]

約数ペア:

[(1, 31905120), (2, 15952560), (3, 10635040), (4, 7976280), (5, 6381024), (6, 5317520), (8, 3988140), (10, 3190512), (12, 2658760), (13, 2454240), (15, 2127008), (16, 1994070), (20, 1595256), (24, 1329380), (26, 1227120), (30, 1063504), (32, 997035), (39, 818080), (40, 797628), (48, 664690), (52, 613560), (60, 531752), (65, 490848), (78, 409040), (80, 398814), (96, 332345), (104, 306780), (120, 265876), (130, 245424), (156, 204520), (160, 199407), (195, 163616), (208, 153390), (240, 132938), (260, 122712), (312, 102260), (390, 81808), (416, 76695), (480, 66469), (520, 61356), (624, 51130), (780, 40904), (1040, 30678), (1248, 25565), (1560, 20452), (2080, 15339), (3120, 10226), (5113, 6240)]