18042677460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{4561}}^1\times {\mathrm{21977}}^1$

素因数の和:26553

約数の個数: 72

約数和(自身を含む): 54743945256

約数和(自身を除く): 36701267796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4561, 9122, 13683, 18244, 21977, 22805, 27366, 41049, 43954, 45610, 54732, 65931, 68415, 82098, 87908, 91220, 109885, 131862, 136830, 164196, 197793, 205245, 219770, 263724, 273660, 329655, 395586, 410490, 439540, 659310, 791172, 820980, 988965, 1318620, 1977930, 3955860, 100237097, 200474194, 300711291, 400948388, 501185485, 601422582, 902133873, 1002370970, 1202845164, 1503556455, 1804267746, 2004741940, 3007112910, 3608535492, 4510669365, 6014225820, 9021338730, 18042677460]

約数ペア:

[(1, 18042677460), (2, 9021338730), (3, 6014225820), (4, 4510669365), (5, 3608535492), (6, 3007112910), (9, 2004741940), (10, 1804267746), (12, 1503556455), (15, 1202845164), (18, 1002370970), (20, 902133873), (30, 601422582), (36, 501185485), (45, 400948388), (60, 300711291), (90, 200474194), (180, 100237097), (4561, 3955860), (9122, 1977930), (13683, 1318620), (18244, 988965), (21977, 820980), (22805, 791172), (27366, 659310), (41049, 439540), (43954, 410490), (45610, 395586), (54732, 329655), (65931, 273660), (68415, 263724), (82098, 219770), (87908, 205245), (91220, 197793), (109885, 164196), (131862, 136830)]