246485960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 664934400

約数和(自身を除く): 418448440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 73, 124, 140, 146, 155, 217, 248, 280, 292, 310, 365, 389, 434, 511, 584, 620, 730, 778, 868, 1022, 1085, 1240, 1460, 1556, 1736, 1945, 2044, 2170, 2263, 2555, 2723, 2920, 3112, 3890, 4088, 4340, 4526, 5110, 5446, 7780, 8680, 9052, 10220, 10892, 11315, 12059, 13615, 15560, 15841, 18104, 20440, 21784, 22630, 24118, 27230, 28397, 31682, 45260, 48236, 54460, 56794, 60295, 63364, 79205, 84413, 90520, 96472, 108920, 113588, 120590, 126728, 141985, 158410, 168826, 198779, 227176, 241180, 283970, 316820, 337652, 397558, 422065, 482360, 567940, 633640, 675304, 795116, 844130, 880307, 993895, 1135880, 1590232, 1688260, 1760614, 1987790, 3376520, 3521228, 3975580, 4401535, 6162149, 7042456, 7951160, 8803070, 12324298, 17606140, 24648596, 30810745, 35212280, 49297192, 61621490, 123242980, 246485960]

約数ペア:

[(1, 246485960), (2, 123242980), (4, 61621490), (5, 49297192), (7, 35212280), (8, 30810745), (10, 24648596), (14, 17606140), (20, 12324298), (28, 8803070), (31, 7951160), (35, 7042456), (40, 6162149), (56, 4401535), (62, 3975580), (70, 3521228), (73, 3376520), (124, 1987790), (140, 1760614), (146, 1688260), (155, 1590232), (217, 1135880), (248, 993895), (280, 880307), (292, 844130), (310, 795116), (365, 675304), (389, 633640), (434, 567940), (511, 482360), (584, 422065), (620, 397558), (730, 337652), (778, 316820), (868, 283970), (1022, 241180), (1085, 227176), (1240, 198779), (1460, 168826), (1556, 158410), (1736, 141985), (1945, 126728), (2044, 120590), (2170, 113588), (2263, 108920), (2555, 96472), (2723, 90520), (2920, 84413), (3112, 79205), (3890, 63364), (4088, 60295), (4340, 56794), (4526, 54460), (5110, 48236), (5446, 45260), (7780, 31682), (8680, 28397), (9052, 27230), (10220, 24118), (10892, 22630), (11315, 21784), (12059, 20440), (13615, 18104), (15560, 15841)]