28013221800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{149}}^2\times {\mathrm{701}}^1$

素因数の和:1021

約数の個数: 216

約数和(自身を含む): 94848480090

約数和(自身を除く): 66835258290

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 149, 150, 180, 200, 225, 298, 300, 360, 447, 450, 596, 600, 701, 745, 894, 900, 1192, 1341, 1402, 1490, 1788, 1800, 2103, 2235, 2682, 2804, 2980, 3505, 3576, 3725, 4206, 4470, 5364, 5608, 5960, 6309, 6705, 7010, 7450, 8412, 8940, 10515, 10728, 11175, 12618, 13410, 14020, 14900, 16824, 17525, 17880, 21030, 22201, 22350, 25236, 26820, 28040, 29800, 31545, 33525, 35050, 42060, 44402, 44700, 50472, 52575, 53640, 63090, 66603, 67050, 70100, 84120, 88804, 89400, 104449, 105150, 111005, 126180, 133206, 134100, 140200, 157725, 177608, 199809, 208898, 210300, 222010, 252360, 266412, 268200, 313347, 315450, 333015, 399618, 417796, 420600, 444020, 522245, 532824, 555025, 626694, 630900, 666030, 799236, 835592, 888040, 940041, 999045, 1044490, 1110050, 1253388, 1261800, 1332060, 1566735, 1598472, 1665075, 1880082, 1998090, 2088980, 2220100, 2506776, 2611225, 2664120, 3133470, 3330150, 3760164, 3996180, 4177960, 4440200, 4700205, 4995225, 5222450, 6266940, 6660300, 7520328, 7833675, 7992360, 9400410, 9990450, 10444900, 12533880, 13320600, 15562901, 15667350, 18800820, 19980900, 20889800, 23501025, 31125802, 31334700, 37601640, 39961800, 46688703, 47002050, 62251604, 62669400, 77814505, 93377406, 94004100, 124503208, 140066109, 155629010, 186754812, 188008200, 233443515, 280132218, 311258020, 373509624, 389072525, 466887030, 560264436, 622516040, 700330545, 778145050, 933774060, 1120528872, 1167217575, 1400661090, 1556290100, 1867548120, 2334435150, 2801322180, 3112580200, 3501652725, 4668870300, 5602644360, 7003305450, 9337740600, 14006610900, 28013221800]

約数ペア:

[(1, 28013221800), (2, 14006610900), (3, 9337740600), (4, 7003305450), (5, 5602644360), (6, 4668870300), (8, 3501652725), (9, 3112580200), (10, 2801322180), (12, 2334435150), (15, 1867548120), (18, 1556290100), (20, 1400661090), (24, 1167217575), (25, 1120528872), (30, 933774060), (36, 778145050), (40, 700330545), (45, 622516040), (50, 560264436), (60, 466887030), (72, 389072525), (75, 373509624), (90, 311258020), (100, 280132218), (120, 233443515), (149, 188008200), (150, 186754812), (180, 155629010), (200, 140066109), (225, 124503208), (298, 94004100), (300, 93377406), (360, 77814505), (447, 62669400), (450, 62251604), (596, 47002050), (600, 46688703), (701, 39961800), (745, 37601640), (894, 31334700), (900, 31125802), (1192, 23501025), (1341, 20889800), (1402, 19980900), (1490, 18800820), (1788, 15667350), (1800, 15562901), (2103, 13320600), (2235, 12533880), (2682, 10444900), (2804, 9990450), (2980, 9400410), (3505, 7992360), (3576, 7833675), (3725, 7520328), (4206, 6660300), (4470, 6266940), (5364, 5222450), (5608, 4995225), (5960, 4700205), (6309, 4440200), (6705, 4177960), (7010, 3996180), (7450, 3760164), (8412, 3330150), (8940, 3133470), (10515, 2664120), (10728, 2611225), (11175, 2506776), (12618, 2220100), (13410, 2088980), (14020, 1998090), (14900, 1880082), (16824, 1665075), (17525, 1598472), (17880, 1566735), (21030, 1332060), (22201, 1261800), (22350, 1253388), (25236, 1110050), (26820, 1044490), (28040, 999045), (29800, 940041), (31545, 888040), (33525, 835592), (35050, 799236), (42060, 666030), (44402, 630900), (44700, 626694), (50472, 555025), (52575, 532824), (53640, 522245), (63090, 444020), (66603, 420600), (67050, 417796), (70100, 399618), (84120, 333015), (88804, 315450), (89400, 313347), (104449, 268200), (105150, 266412), (111005, 252360), (126180, 222010), (133206, 210300), (134100, 208898), (140200, 199809), (157725, 177608)]