154707980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 392663040

約数和(自身を除く): 237955060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 43, 62, 70, 86, 124, 140, 155, 172, 215, 217, 301, 310, 430, 434, 602, 620, 829, 860, 868, 1085, 1204, 1333, 1505, 1658, 2170, 2666, 3010, 3316, 4145, 4340, 5332, 5803, 6020, 6665, 8290, 9331, 11606, 13330, 16580, 18662, 23212, 25699, 26660, 29015, 35647, 37324, 46655, 51398, 58030, 71294, 93310, 102796, 116060, 128495, 142588, 178235, 179893, 186620, 249529, 256990, 356470, 359786, 499058, 513980, 712940, 719572, 899465, 998116, 1105057, 1247645, 1798930, 2210114, 2495290, 3597860, 4420228, 4990580, 5525285, 7735399, 11050570, 15470798, 22101140, 30941596, 38676995, 77353990, 154707980]

約数ペア:

[(1, 154707980), (2, 77353990), (4, 38676995), (5, 30941596), (7, 22101140), (10, 15470798), (14, 11050570), (20, 7735399), (28, 5525285), (31, 4990580), (35, 4420228), (43, 3597860), (62, 2495290), (70, 2210114), (86, 1798930), (124, 1247645), (140, 1105057), (155, 998116), (172, 899465), (215, 719572), (217, 712940), (301, 513980), (310, 499058), (430, 359786), (434, 356470), (602, 256990), (620, 249529), (829, 186620), (860, 179893), (868, 178235), (1085, 142588), (1204, 128495), (1333, 116060), (1505, 102796), (1658, 93310), (2170, 71294), (2666, 58030), (3010, 51398), (3316, 46655), (4145, 37324), (4340, 35647), (5332, 29015), (5803, 26660), (6020, 25699), (6665, 23212), (8290, 18662), (9331, 16580), (11606, 13330)]