220011450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 612282240

約数和(自身を除く): 392270790

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 85, 95, 102, 114, 150, 170, 190, 239, 255, 285, 323, 361, 425, 475, 478, 510, 570, 646, 717, 722, 850, 950, 969, 1083, 1195, 1275, 1425, 1434, 1615, 1805, 1938, 2166, 2390, 2550, 2850, 3230, 3585, 3610, 4063, 4541, 4845, 5415, 5975, 6137, 7170, 8075, 8126, 9025, 9082, 9690, 10830, 11950, 12189, 12274, 13623, 16150, 17925, 18050, 18411, 20315, 22705, 24225, 24378, 27075, 27246, 30685, 35850, 36822, 40630, 45410, 48450, 54150, 60945, 61370, 68115, 77197, 86279, 92055, 101575, 113525, 121890, 136230, 153425, 154394, 172558, 184110, 203150, 227050, 231591, 258837, 304725, 306850, 340575, 385985, 431395, 460275, 463182, 517674, 609450, 681150, 771970, 862790, 920550, 1157955, 1294185, 1466743, 1929925, 2156975, 2315910, 2588370, 2933486, 3859850, 4313950, 4400229, 5789775, 6470925, 7333715, 8800458, 11579550, 12941850, 14667430, 22001145, 36668575, 44002290, 73337150, 110005725, 220011450]

約数ペア:

[(1, 220011450), (2, 110005725), (3, 73337150), (5, 44002290), (6, 36668575), (10, 22001145), (15, 14667430), (17, 12941850), (19, 11579550), (25, 8800458), (30, 7333715), (34, 6470925), (38, 5789775), (50, 4400229), (51, 4313950), (57, 3859850), (75, 2933486), (85, 2588370), (95, 2315910), (102, 2156975), (114, 1929925), (150, 1466743), (170, 1294185), (190, 1157955), (239, 920550), (255, 862790), (285, 771970), (323, 681150), (361, 609450), (425, 517674), (475, 463182), (478, 460275), (510, 431395), (570, 385985), (646, 340575), (717, 306850), (722, 304725), (850, 258837), (950, 231591), (969, 227050), (1083, 203150), (1195, 184110), (1275, 172558), (1425, 154394), (1434, 153425), (1615, 136230), (1805, 121890), (1938, 113525), (2166, 101575), (2390, 92055), (2550, 86279), (2850, 77197), (3230, 68115), (3585, 61370), (3610, 60945), (4063, 54150), (4541, 48450), (4845, 45410), (5415, 40630), (5975, 36822), (6137, 35850), (7170, 30685), (8075, 27246), (8126, 27075), (9025, 24378), (9082, 24225), (9690, 22705), (10830, 20315), (11950, 18411), (12189, 18050), (12274, 17925), (13623, 16150)]