209162520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:479

約数の個数: 256

約数和(自身を含む): 809856000

約数和(自身を除く): 600693480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 73, 84, 90, 105, 108, 120, 126, 135, 140, 146, 168, 180, 189, 210, 216, 219, 252, 270, 280, 292, 315, 360, 365, 378, 379, 420, 438, 504, 511, 540, 584, 630, 657, 730, 756, 758, 840, 876, 945, 1022, 1080, 1095, 1137, 1260, 1314, 1460, 1512, 1516, 1533, 1752, 1890, 1895, 1971, 2044, 2190, 2274, 2520, 2555, 2628, 2653, 2920, 3032, 3066, 3285, 3411, 3780, 3790, 3942, 4088, 4380, 4548, 4599, 5110, 5256, 5306, 5685, 6132, 6570, 6822, 7560, 7580, 7665, 7884, 7959, 8760, 9096, 9198, 9855, 10220, 10233, 10612, 11370, 12264, 13140, 13265, 13644, 13797, 15160, 15330, 15768, 15918, 17055, 18396, 19710, 20440, 20466, 21224, 22740, 22995, 23877, 26280, 26530, 27288, 27594, 27667, 30660, 31836, 34110, 36792, 39420, 39795, 40932, 45480, 45990, 47754, 51165, 53060, 55188, 55334, 61320, 63672, 68220, 68985, 71631, 78840, 79590, 81864, 83001, 91980, 95508, 102330, 106120, 110376, 110668, 119385, 136440, 137970, 138335, 143262, 159180, 166002, 183960, 191016, 193669, 204660, 221336, 238770, 249003, 275940, 276670, 286524, 318360, 332004, 358155, 387338, 409320, 415005, 477540, 498006, 551880, 553340, 573048, 581007, 664008, 716310, 747009, 774676, 830010, 955080, 968345, 996012, 1106680, 1162014, 1245015, 1432620, 1494018, 1549352, 1660020, 1743021, 1936690, 1992024, 2324028, 2490030, 2865240, 2905035, 2988036, 3320040, 3486042, 3735045, 3873380, 4648056, 4980060, 5229063, 5810070, 5976072, 6972084, 7470090, 7746760, 8715105, 9960120, 10458126, 11620140, 13944168, 14940180, 17430210, 20916252, 23240280, 26145315, 29880360, 34860420, 41832504, 52290630, 69720840, 104581260, 209162520]

約数ペア:

[(1, 209162520), (2, 104581260), (3, 69720840), (4, 52290630), (5, 41832504), (6, 34860420), (7, 29880360), (8, 26145315), (9, 23240280), (10, 20916252), (12, 17430210), (14, 14940180), (15, 13944168), (18, 11620140), (20, 10458126), (21, 9960120), (24, 8715105), (27, 7746760), (28, 7470090), (30, 6972084), (35, 5976072), (36, 5810070), (40, 5229063), (42, 4980060), (45, 4648056), (54, 3873380), (56, 3735045), (60, 3486042), (63, 3320040), (70, 2988036), (72, 2905035), (73, 2865240), (84, 2490030), (90, 2324028), (105, 1992024), (108, 1936690), (120, 1743021), (126, 1660020), (135, 1549352), (140, 1494018), (146, 1432620), (168, 1245015), (180, 1162014), (189, 1106680), (210, 996012), (216, 968345), (219, 955080), (252, 830010), (270, 774676), (280, 747009), (292, 716310), (315, 664008), (360, 581007), (365, 573048), (378, 553340), (379, 551880), (420, 498006), (438, 477540), (504, 415005), (511, 409320), (540, 387338), (584, 358155), (630, 332004), (657, 318360), (730, 286524), (756, 276670), (758, 275940), (840, 249003), (876, 238770), (945, 221336), (1022, 204660), (1080, 193669), (1095, 191016), (1137, 183960), (1260, 166002), (1314, 159180), (1460, 143262), (1512, 138335), (1516, 137970), (1533, 136440), (1752, 119385), (1890, 110668), (1895, 110376), (1971, 106120), (2044, 102330), (2190, 95508), (2274, 91980), (2520, 83001), (2555, 81864), (2628, 79590), (2653, 78840), (2920, 71631), (3032, 68985), (3066, 68220), (3285, 63672), (3411, 61320), (3780, 55334), (3790, 55188), (3942, 53060), (4088, 51165), (4380, 47754), (4548, 45990), (4599, 45480), (5110, 40932), (5256, 39795), (5306, 39420), (5685, 36792), (6132, 34110), (6570, 31836), (6822, 30660), (7560, 27667), (7580, 27594), (7665, 27288), (7884, 26530), (7959, 26280), (8760, 23877), (9096, 22995), (9198, 22740), (9855, 21224), (10220, 20466), (10233, 20440), (10612, 19710), (11370, 18396), (12264, 17055), (13140, 15918), (13265, 15768), (13644, 15330), (13797, 15160)]