21719400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 68700960

約数和(自身を除く): 46981560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 53, 60, 75, 100, 106, 120, 150, 159, 200, 212, 265, 300, 318, 424, 530, 600, 636, 683, 795, 1060, 1272, 1325, 1366, 1590, 2049, 2120, 2650, 2732, 3180, 3415, 3975, 4098, 5300, 5464, 6360, 6830, 7950, 8196, 10245, 10600, 13660, 15900, 16392, 17075, 20490, 27320, 31800, 34150, 36199, 40980, 51225, 68300, 72398, 81960, 102450, 108597, 136600, 144796, 180995, 204900, 217194, 289592, 361990, 409800, 434388, 542985, 723980, 868776, 904975, 1085970, 1447960, 1809950, 2171940, 2714925, 3619900, 4343880, 5429850, 7239800, 10859700, 21719400]

約数ペア:

[(1, 21719400), (2, 10859700), (3, 7239800), (4, 5429850), (5, 4343880), (6, 3619900), (8, 2714925), (10, 2171940), (12, 1809950), (15, 1447960), (20, 1085970), (24, 904975), (25, 868776), (30, 723980), (40, 542985), (50, 434388), (53, 409800), (60, 361990), (75, 289592), (100, 217194), (106, 204900), (120, 180995), (150, 144796), (159, 136600), (200, 108597), (212, 102450), (265, 81960), (300, 72398), (318, 68300), (424, 51225), (530, 40980), (600, 36199), (636, 34150), (683, 31800), (795, 27320), (1060, 20490), (1272, 17075), (1325, 16392), (1366, 15900), (1590, 13660), (2049, 10600), (2120, 10245), (2650, 8196), (2732, 7950), (3180, 6830), (3415, 6360), (3975, 5464), (4098, 5300)]