18405750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 52835328

約数和(自身を除く): 34429578

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 25, 30, 33, 46, 50, 55, 66, 69, 75, 97, 110, 115, 125, 138, 150, 165, 194, 230, 250, 253, 275, 291, 330, 345, 375, 485, 506, 550, 575, 582, 690, 750, 759, 825, 970, 1067, 1150, 1265, 1375, 1455, 1518, 1650, 1725, 2134, 2231, 2425, 2530, 2750, 2875, 2910, 3201, 3450, 3795, 4125, 4462, 4850, 5335, 5750, 6325, 6402, 6693, 7275, 7590, 8250, 8625, 10670, 11155, 12125, 12650, 13386, 14550, 16005, 17250, 18975, 22310, 24250, 24541, 26675, 31625, 32010, 33465, 36375, 37950, 49082, 53350, 55775, 63250, 66930, 72750, 73623, 80025, 94875, 111550, 122705, 133375, 147246, 160050, 167325, 189750, 245410, 266750, 278875, 334650, 368115, 400125, 557750, 613525, 736230, 800250, 836625, 1227050, 1673250, 1840575, 3067625, 3681150, 6135250, 9202875, 18405750]

約数ペア:

[(1, 18405750), (2, 9202875), (3, 6135250), (5, 3681150), (6, 3067625), (10, 1840575), (11, 1673250), (15, 1227050), (22, 836625), (23, 800250), (25, 736230), (30, 613525), (33, 557750), (46, 400125), (50, 368115), (55, 334650), (66, 278875), (69, 266750), (75, 245410), (97, 189750), (110, 167325), (115, 160050), (125, 147246), (138, 133375), (150, 122705), (165, 111550), (194, 94875), (230, 80025), (250, 73623), (253, 72750), (275, 66930), (291, 63250), (330, 55775), (345, 53350), (375, 49082), (485, 37950), (506, 36375), (550, 33465), (575, 32010), (582, 31625), (690, 26675), (750, 24541), (759, 24250), (825, 22310), (970, 18975), (1067, 17250), (1150, 16005), (1265, 14550), (1375, 13386), (1455, 12650), (1518, 12125), (1650, 11155), (1725, 10670), (2134, 8625), (2231, 8250), (2425, 7590), (2530, 7275), (2750, 6693), (2875, 6402), (2910, 6325), (3201, 5750), (3450, 5335), (3795, 4850), (4125, 4462)]