20899681440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{32713}}^1$

素因数の和:32764

約数の個数: 192

約数和(自身を含む): 72414663552

約数和(自身を除く): 51514982112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 220, 240, 242, 264, 330, 352, 363, 440, 480, 484, 528, 605, 660, 726, 880, 968, 1056, 1210, 1320, 1331, 1452, 1760, 1815, 1936, 2420, 2640, 2662, 2904, 3630, 3872, 3993, 4840, 5280, 5324, 5808, 6655, 7260, 7986, 9680, 10648, 11616, 13310, 14520, 15972, 19360, 19965, 21296, 26620, 29040, 31944, 32713, 39930, 42592, 53240, 58080, 63888, 65426, 79860, 98139, 106480, 127776, 130852, 159720, 163565, 196278, 212960, 261704, 319440, 327130, 359843, 392556, 490695, 523408, 638880, 654260, 719686, 785112, 981390, 1046816, 1079529, 1308520, 1439372, 1570224, 1799215, 1962780, 2159058, 2617040, 2878744, 3140448, 3598430, 3925560, 3958273, 4318116, 5234080, 5397645, 5757488, 7196860, 7851120, 7916546, 8636232, 10795290, 11514976, 11874819, 14393720, 15702240, 15833092, 17272464, 19791365, 21590580, 23749638, 28787440, 31666184, 34544928, 39582730, 43181160, 43541003, 47499276, 57574880, 59374095, 63332368, 79165460, 86362320, 87082006, 94998552, 118748190, 126664736, 130623009, 158330920, 172724640, 174164012, 189997104, 217705015, 237496380, 261246018, 316661840, 348328024, 379994208, 435410030, 474992760, 522492036, 633323680, 653115045, 696656048, 870820060, 949985520, 1044984072, 1306230090, 1393312096, 1741640120, 1899971040, 2089968144, 2612460180, 3483280240, 4179936288, 5224920360, 6966560480, 10449840720, 20899681440]

約数ペア:

[(1, 20899681440), (2, 10449840720), (3, 6966560480), (4, 5224920360), (5, 4179936288), (6, 3483280240), (8, 2612460180), (10, 2089968144), (11, 1899971040), (12, 1741640120), (15, 1393312096), (16, 1306230090), (20, 1044984072), (22, 949985520), (24, 870820060), (30, 696656048), (32, 653115045), (33, 633323680), (40, 522492036), (44, 474992760), (48, 435410030), (55, 379994208), (60, 348328024), (66, 316661840), (80, 261246018), (88, 237496380), (96, 217705015), (110, 189997104), (120, 174164012), (121, 172724640), (132, 158330920), (160, 130623009), (165, 126664736), (176, 118748190), (220, 94998552), (240, 87082006), (242, 86362320), (264, 79165460), (330, 63332368), (352, 59374095), (363, 57574880), (440, 47499276), (480, 43541003), (484, 43181160), (528, 39582730), (605, 34544928), (660, 31666184), (726, 28787440), (880, 23749638), (968, 21590580), (1056, 19791365), (1210, 17272464), (1320, 15833092), (1331, 15702240), (1452, 14393720), (1760, 11874819), (1815, 11514976), (1936, 10795290), (2420, 8636232), (2640, 7916546), (2662, 7851120), (2904, 7196860), (3630, 5757488), (3872, 5397645), (3993, 5234080), (4840, 4318116), (5280, 3958273), (5324, 3925560), (5808, 3598430), (6655, 3140448), (7260, 2878744), (7986, 2617040), (9680, 2159058), (10648, 1962780), (11616, 1799215), (13310, 1570224), (14520, 1439372), (15972, 1308520), (19360, 1079529), (19965, 1046816), (21296, 981390), (26620, 785112), (29040, 719686), (31944, 654260), (32713, 638880), (39930, 523408), (42592, 490695), (53240, 392556), (58080, 359843), (63888, 327130), (65426, 319440), (79860, 261704), (98139, 212960), (106480, 196278), (127776, 163565), (130852, 159720)]