275501340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 873250560

約数和(自身を除く): 597749220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 155, 180, 186, 194, 279, 291, 310, 372, 388, 465, 485, 509, 558, 582, 620, 873, 930, 970, 1018, 1116, 1164, 1395, 1455, 1527, 1746, 1860, 1940, 2036, 2545, 2790, 2910, 3007, 3054, 3492, 4365, 4581, 5090, 5580, 5820, 6014, 6108, 7635, 8730, 9021, 9162, 10180, 12028, 15035, 15270, 15779, 17460, 18042, 18324, 22905, 27063, 30070, 30540, 31558, 36084, 45105, 45810, 47337, 49373, 54126, 60140, 63116, 78895, 90210, 91620, 94674, 98746, 108252, 135315, 142011, 148119, 157790, 180420, 189348, 197492, 236685, 246865, 270630, 284022, 296238, 315580, 444357, 473370, 493730, 541260, 568044, 592476, 710055, 740595, 888714, 946740, 987460, 1420110, 1481190, 1530563, 1777428, 2221785, 2840220, 2962380, 3061126, 4443570, 4591689, 6122252, 7652815, 8887140, 9183378, 13775067, 15305630, 18366756, 22958445, 27550134, 30611260, 45916890, 55100268, 68875335, 91833780, 137750670, 275501340]

約数ペア:

[(1, 275501340), (2, 137750670), (3, 91833780), (4, 68875335), (5, 55100268), (6, 45916890), (9, 30611260), (10, 27550134), (12, 22958445), (15, 18366756), (18, 15305630), (20, 13775067), (30, 9183378), (31, 8887140), (36, 7652815), (45, 6122252), (60, 4591689), (62, 4443570), (90, 3061126), (93, 2962380), (97, 2840220), (124, 2221785), (155, 1777428), (180, 1530563), (186, 1481190), (194, 1420110), (279, 987460), (291, 946740), (310, 888714), (372, 740595), (388, 710055), (465, 592476), (485, 568044), (509, 541260), (558, 493730), (582, 473370), (620, 444357), (873, 315580), (930, 296238), (970, 284022), (1018, 270630), (1116, 246865), (1164, 236685), (1395, 197492), (1455, 189348), (1527, 180420), (1746, 157790), (1860, 148119), (1940, 142011), (2036, 135315), (2545, 108252), (2790, 98746), (2910, 94674), (3007, 91620), (3054, 90210), (3492, 78895), (4365, 63116), (4581, 60140), (5090, 54126), (5580, 49373), (5820, 47337), (6014, 45810), (6108, 45105), (7635, 36084), (8730, 31558), (9021, 30540), (9162, 30070), (10180, 27063), (12028, 22905), (15035, 18324), (15270, 18042), (15779, 17460)]