78945570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1445

約数の個数: 128

約数和(自身を含む): 241920000

約数和(自身を除く): 162974430

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 418, 495, 513, 570, 594, 627, 855, 990, 1026, 1045, 1254, 1399, 1485, 1710, 1881, 2090, 2565, 2798, 2970, 3135, 3762, 4197, 5130, 5643, 6270, 6995, 8394, 9405, 11286, 12591, 13990, 15389, 18810, 20985, 25182, 26581, 28215, 30778, 37773, 41970, 46167, 53162, 56430, 62955, 75546, 76945, 79743, 92334, 125910, 132905, 138501, 153890, 159486, 188865, 230835, 239229, 265810, 277002, 292391, 377730, 398715, 415503, 461670, 478458, 584782, 692505, 717687, 797430, 831006, 877173, 1196145, 1385010, 1435374, 1461955, 1754346, 2077515, 2392290, 2631519, 2923910, 3588435, 4155030, 4385865, 5263038, 7176870, 7894557, 8771730, 13157595, 15789114, 26315190, 39472785, 78945570]

約数ペア:

[(1, 78945570), (2, 39472785), (3, 26315190), (5, 15789114), (6, 13157595), (9, 8771730), (10, 7894557), (11, 7176870), (15, 5263038), (18, 4385865), (19, 4155030), (22, 3588435), (27, 2923910), (30, 2631519), (33, 2392290), (38, 2077515), (45, 1754346), (54, 1461955), (55, 1435374), (57, 1385010), (66, 1196145), (90, 877173), (95, 831006), (99, 797430), (110, 717687), (114, 692505), (135, 584782), (165, 478458), (171, 461670), (190, 415503), (198, 398715), (209, 377730), (270, 292391), (285, 277002), (297, 265810), (330, 239229), (342, 230835), (418, 188865), (495, 159486), (513, 153890), (570, 138501), (594, 132905), (627, 125910), (855, 92334), (990, 79743), (1026, 76945), (1045, 75546), (1254, 62955), (1399, 56430), (1485, 53162), (1710, 46167), (1881, 41970), (2090, 37773), (2565, 30778), (2798, 28215), (2970, 26581), (3135, 25182), (3762, 20985), (4197, 18810), (5130, 15389), (5643, 13990), (6270, 12591), (6995, 11286), (8394, 9405)]