87294760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 236390400

約数和(自身を除く): 149095640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 89, 113, 124, 140, 155, 178, 217, 226, 248, 280, 310, 356, 434, 445, 452, 565, 620, 623, 712, 791, 868, 890, 904, 1085, 1130, 1240, 1246, 1582, 1736, 1780, 2170, 2260, 2492, 2759, 3115, 3164, 3503, 3560, 3955, 4340, 4520, 4984, 5518, 6230, 6328, 7006, 7910, 8680, 10057, 11036, 12460, 13795, 14012, 15820, 17515, 19313, 20114, 22072, 24521, 24920, 27590, 28024, 31640, 35030, 38626, 40228, 49042, 50285, 55180, 70060, 70399, 77252, 80456, 96565, 98084, 100570, 110360, 122605, 140120, 140798, 154504, 193130, 196168, 201140, 245210, 281596, 311767, 351995, 386260, 402280, 490420, 563192, 623534, 703990, 772520, 980840, 1247068, 1407980, 1558835, 2182369, 2494136, 2815960, 3117670, 4364738, 6235340, 8729476, 10911845, 12470680, 17458952, 21823690, 43647380, 87294760]

約数ペア:

[(1, 87294760), (2, 43647380), (4, 21823690), (5, 17458952), (7, 12470680), (8, 10911845), (10, 8729476), (14, 6235340), (20, 4364738), (28, 3117670), (31, 2815960), (35, 2494136), (40, 2182369), (56, 1558835), (62, 1407980), (70, 1247068), (89, 980840), (113, 772520), (124, 703990), (140, 623534), (155, 563192), (178, 490420), (217, 402280), (226, 386260), (248, 351995), (280, 311767), (310, 281596), (356, 245210), (434, 201140), (445, 196168), (452, 193130), (565, 154504), (620, 140798), (623, 140120), (712, 122605), (791, 110360), (868, 100570), (890, 98084), (904, 96565), (1085, 80456), (1130, 77252), (1240, 70399), (1246, 70060), (1582, 55180), (1736, 50285), (1780, 49042), (2170, 40228), (2260, 38626), (2492, 35030), (2759, 31640), (3115, 28024), (3164, 27590), (3503, 24920), (3560, 24521), (3955, 22072), (4340, 20114), (4520, 19313), (4984, 17515), (5518, 15820), (6230, 14012), (6328, 13795), (7006, 12460), (7910, 11036), (8680, 10057)]