72918510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 215875584

約数和(自身を除く): 142957074

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 31, 35, 42, 46, 62, 69, 70, 93, 105, 115, 138, 155, 161, 186, 210, 217, 230, 310, 322, 345, 434, 465, 483, 487, 651, 690, 713, 805, 930, 966, 974, 1085, 1302, 1426, 1461, 1610, 2139, 2170, 2415, 2435, 2922, 3255, 3409, 3565, 4278, 4830, 4870, 4991, 6510, 6818, 7130, 7305, 9982, 10227, 10695, 11201, 14610, 14973, 15097, 17045, 20454, 21390, 22402, 24955, 29946, 30194, 33603, 34090, 45291, 49910, 51135, 56005, 67206, 74865, 75485, 78407, 90582, 102270, 105679, 112010, 149730, 150970, 156814, 168015, 211358, 226455, 235221, 317037, 336030, 347231, 392035, 452910, 470442, 528395, 634074, 694462, 784070, 1041693, 1056790, 1176105, 1585185, 1736155, 2083386, 2352210, 2430617, 3170370, 3472310, 4861234, 5208465, 7291851, 10416930, 12153085, 14583702, 24306170, 36459255, 72918510]

約数ペア:

[(1, 72918510), (2, 36459255), (3, 24306170), (5, 14583702), (6, 12153085), (7, 10416930), (10, 7291851), (14, 5208465), (15, 4861234), (21, 3472310), (23, 3170370), (30, 2430617), (31, 2352210), (35, 2083386), (42, 1736155), (46, 1585185), (62, 1176105), (69, 1056790), (70, 1041693), (93, 784070), (105, 694462), (115, 634074), (138, 528395), (155, 470442), (161, 452910), (186, 392035), (210, 347231), (217, 336030), (230, 317037), (310, 235221), (322, 226455), (345, 211358), (434, 168015), (465, 156814), (483, 150970), (487, 149730), (651, 112010), (690, 105679), (713, 102270), (805, 90582), (930, 78407), (966, 75485), (974, 74865), (1085, 67206), (1302, 56005), (1426, 51135), (1461, 49910), (1610, 45291), (2139, 34090), (2170, 33603), (2415, 30194), (2435, 29946), (2922, 24955), (3255, 22402), (3409, 21390), (3565, 20454), (4278, 17045), (4830, 15097), (4870, 14973), (4991, 14610), (6510, 11201), (6818, 10695), (7130, 10227), (7305, 9982)]