660200800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3861

約数の個数: 144

約数和(自身を含む): 1901878272

約数和(自身を除く): 1241677472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 992, 1085, 1120, 1240, 1400, 1550, 1736, 2170, 2480, 2800, 3100, 3472, 3803, 4340, 4960, 5425, 5600, 6200, 6944, 7606, 8680, 10850, 12400, 15212, 17360, 19015, 21700, 24800, 26621, 30424, 34720, 38030, 43400, 53242, 60848, 76060, 86800, 95075, 106484, 117893, 121696, 133105, 152120, 173600, 190150, 212968, 235786, 266210, 304240, 380300, 425936, 471572, 532420, 589465, 608480, 665525, 760600, 825251, 851872, 943144, 1064840, 1178930, 1331050, 1521200, 1650502, 1886288, 2129680, 2357860, 2662100, 2947325, 3042400, 3301004, 3772576, 4126255, 4259360, 4715720, 5324200, 5894650, 6602008, 8252510, 9431440, 10648400, 11789300, 13204016, 16505020, 18862880, 20631275, 21296800, 23578600, 26408032, 33010040, 41262550, 47157200, 66020080, 82525100, 94314400, 132040160, 165050200, 330100400, 660200800]

約数ペア:

[(1, 660200800), (2, 330100400), (4, 165050200), (5, 132040160), (7, 94314400), (8, 82525100), (10, 66020080), (14, 47157200), (16, 41262550), (20, 33010040), (25, 26408032), (28, 23578600), (31, 21296800), (32, 20631275), (35, 18862880), (40, 16505020), (50, 13204016), (56, 11789300), (62, 10648400), (70, 9431440), (80, 8252510), (100, 6602008), (112, 5894650), (124, 5324200), (140, 4715720), (155, 4259360), (160, 4126255), (175, 3772576), (200, 3301004), (217, 3042400), (224, 2947325), (248, 2662100), (280, 2357860), (310, 2129680), (350, 1886288), (400, 1650502), (434, 1521200), (496, 1331050), (560, 1178930), (620, 1064840), (700, 943144), (775, 851872), (800, 825251), (868, 760600), (992, 665525), (1085, 608480), (1120, 589465), (1240, 532420), (1400, 471572), (1550, 425936), (1736, 380300), (2170, 304240), (2480, 266210), (2800, 235786), (3100, 212968), (3472, 190150), (3803, 173600), (4340, 152120), (4960, 133105), (5425, 121696), (5600, 117893), (6200, 106484), (6944, 95075), (7606, 86800), (8680, 76060), (10850, 60848), (12400, 53242), (15212, 43400), (17360, 38030), (19015, 34720), (21700, 30424), (24800, 26621)]