900900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:51

約数の個数: 216

約数和(自身を含む): 3791424

約数和(自身を除く): 2890524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 25, 26, 28, 30, 33, 35, 36, 39, 42, 44, 45, 50, 52, 55, 60, 63, 65, 66, 70, 75, 77, 78, 84, 90, 91, 99, 100, 105, 110, 117, 126, 130, 132, 140, 143, 150, 154, 156, 165, 175, 180, 182, 195, 198, 210, 220, 225, 231, 234, 252, 260, 273, 275, 286, 300, 308, 315, 325, 330, 350, 364, 385, 390, 396, 420, 429, 450, 455, 462, 468, 495, 525, 546, 550, 572, 585, 630, 650, 660, 693, 700, 715, 770, 780, 819, 825, 858, 900, 910, 924, 975, 990, 1001, 1050, 1092, 1100, 1155, 1170, 1260, 1287, 1300, 1365, 1386, 1430, 1540, 1575, 1638, 1650, 1716, 1820, 1925, 1950, 1980, 2002, 2100, 2145, 2275, 2310, 2340, 2475, 2574, 2730, 2772, 2860, 2925, 3003, 3150, 3276, 3300, 3465, 3575, 3850, 3900, 4004, 4095, 4290, 4550, 4620, 4950, 5005, 5148, 5460, 5775, 5850, 6006, 6300, 6435, 6825, 6930, 7150, 7700, 8190, 8580, 9009, 9100, 9900, 10010, 10725, 11550, 11700, 12012, 12870, 13650, 13860, 14300, 15015, 16380, 17325, 18018, 20020, 20475, 21450, 23100, 25025, 25740, 27300, 30030, 32175, 34650, 36036, 40950, 42900, 45045, 50050, 60060, 64350, 69300, 75075, 81900, 90090, 100100, 128700, 150150, 180180, 225225, 300300, 450450, 900900]

約数ペア:

[(1, 900900), (2, 450450), (3, 300300), (4, 225225), (5, 180180), (6, 150150), (7, 128700), (9, 100100), (10, 90090), (11, 81900), (12, 75075), (13, 69300), (14, 64350), (15, 60060), (18, 50050), (20, 45045), (21, 42900), (22, 40950), (25, 36036), (26, 34650), (28, 32175), (30, 30030), (33, 27300), (35, 25740), (36, 25025), (39, 23100), (42, 21450), (44, 20475), (45, 20020), (50, 18018), (52, 17325), (55, 16380), (60, 15015), (63, 14300), (65, 13860), (66, 13650), (70, 12870), (75, 12012), (77, 11700), (78, 11550), (84, 10725), (90, 10010), (91, 9900), (99, 9100), (100, 9009), (105, 8580), (110, 8190), (117, 7700), (126, 7150), (130, 6930), (132, 6825), (140, 6435), (143, 6300), (150, 6006), (154, 5850), (156, 5775), (165, 5460), (175, 5148), (180, 5005), (182, 4950), (195, 4620), (198, 4550), (210, 4290), (220, 4095), (225, 4004), (231, 3900), (234, 3850), (252, 3575), (260, 3465), (273, 3300), (275, 3276), (286, 3150), (300, 3003), (308, 2925), (315, 2860), (325, 2772), (330, 2730), (350, 2574), (364, 2475), (385, 2340), (390, 2310), (396, 2275), (420, 2145), (429, 2100), (450, 2002), (455, 1980), (462, 1950), (468, 1925), (495, 1820), (525, 1716), (546, 1650), (550, 1638), (572, 1575), (585, 1540), (630, 1430), (650, 1386), (660, 1365), (693, 1300), (700, 1287), (715, 1260), (770, 1170), (780, 1155), (819, 1100), (825, 1092), (858, 1050), (900, 1001), (910, 990), (924, 975)]