505067280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123791}}^1$

素因数の和:123824

約数の個数: 80

約数和(自身を含む): 1657822464

約数和(自身を除く): 1152755184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 123791, 247582, 371373, 495164, 618955, 742746, 990328, 1237910, 1485492, 1856865, 1980656, 2104447, 2475820, 2970984, 3713730, 4208894, 4951640, 5941968, 6313341, 7427460, 8417788, 9903280, 10522235, 12626682, 14854920, 16835576, 21044470, 25253364, 29709840, 31566705, 33671152, 42088940, 50506728, 63133410, 84177880, 101013456, 126266820, 168355760, 252533640, 505067280]

約数ペア:

[(1, 505067280), (2, 252533640), (3, 168355760), (4, 126266820), (5, 101013456), (6, 84177880), (8, 63133410), (10, 50506728), (12, 42088940), (15, 33671152), (16, 31566705), (17, 29709840), (20, 25253364), (24, 21044470), (30, 16835576), (34, 14854920), (40, 12626682), (48, 10522235), (51, 9903280), (60, 8417788), (68, 7427460), (80, 6313341), (85, 5941968), (102, 4951640), (120, 4208894), (136, 3713730), (170, 2970984), (204, 2475820), (240, 2104447), (255, 1980656), (272, 1856865), (340, 1485492), (408, 1237910), (510, 990328), (680, 742746), (816, 618955), (1020, 495164), (1360, 371373), (2040, 247582), (4080, 123791)]