54471340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 150764544

約数和(自身を除く): 96293204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 62, 70, 77, 98, 110, 124, 140, 154, 155, 163, 196, 217, 220, 245, 308, 310, 326, 341, 385, 434, 490, 539, 620, 652, 682, 770, 815, 868, 980, 1078, 1085, 1141, 1364, 1519, 1540, 1630, 1705, 1793, 2156, 2170, 2282, 2387, 2695, 3038, 3260, 3410, 3586, 4340, 4564, 4774, 5053, 5390, 5705, 6076, 6820, 7172, 7595, 7987, 8965, 9548, 10106, 10780, 11410, 11935, 12551, 15190, 15974, 16709, 17930, 20212, 22820, 23870, 25102, 25265, 30380, 31948, 33418, 35371, 35860, 39935, 47740, 50204, 50530, 55583, 62755, 66836, 70742, 79870, 83545, 87857, 101060, 111166, 125510, 141484, 159740, 167090, 175714, 176855, 222332, 247597, 251020, 277915, 334180, 351428, 353710, 389081, 439285, 495194, 555830, 707420, 778162, 878570, 990388, 1111660, 1237985, 1556324, 1757140, 1945405, 2475970, 2723567, 3890810, 4951940, 5447134, 7781620, 10894268, 13617835, 27235670, 54471340]

約数ペア:

[(1, 54471340), (2, 27235670), (4, 13617835), (5, 10894268), (7, 7781620), (10, 5447134), (11, 4951940), (14, 3890810), (20, 2723567), (22, 2475970), (28, 1945405), (31, 1757140), (35, 1556324), (44, 1237985), (49, 1111660), (55, 990388), (62, 878570), (70, 778162), (77, 707420), (98, 555830), (110, 495194), (124, 439285), (140, 389081), (154, 353710), (155, 351428), (163, 334180), (196, 277915), (217, 251020), (220, 247597), (245, 222332), (308, 176855), (310, 175714), (326, 167090), (341, 159740), (385, 141484), (434, 125510), (490, 111166), (539, 101060), (620, 87857), (652, 83545), (682, 79870), (770, 70742), (815, 66836), (868, 62755), (980, 55583), (1078, 50530), (1085, 50204), (1141, 47740), (1364, 39935), (1519, 35860), (1540, 35371), (1630, 33418), (1705, 31948), (1793, 30380), (2156, 25265), (2170, 25102), (2282, 23870), (2387, 22820), (2695, 20212), (3038, 17930), (3260, 16709), (3410, 15974), (3586, 15190), (4340, 12551), (4564, 11935), (4774, 11410), (5053, 10780), (5390, 10106), (5705, 9548), (6076, 8965), (6820, 7987), (7172, 7595)]