399963420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 288

約数和(自身を含む): 1373718528

約数和(自身を除く): 973755108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 47, 51, 54, 60, 68, 81, 85, 90, 94, 102, 103, 108, 135, 141, 153, 162, 170, 180, 188, 204, 206, 235, 243, 255, 270, 282, 306, 309, 324, 340, 405, 412, 423, 459, 470, 486, 510, 515, 540, 564, 612, 618, 705, 765, 799, 810, 846, 918, 927, 940, 972, 1020, 1030, 1215, 1236, 1269, 1377, 1410, 1530, 1545, 1598, 1620, 1692, 1751, 1836, 1854, 2060, 2115, 2295, 2397, 2430, 2538, 2754, 2781, 2820, 3060, 3090, 3196, 3502, 3708, 3807, 3995, 4131, 4230, 4590, 4635, 4794, 4841, 4860, 5076, 5253, 5508, 5562, 6180, 6345, 6885, 7004, 7191, 7614, 7990, 8262, 8343, 8460, 8755, 9180, 9270, 9588, 9682, 10506, 11124, 11421, 11985, 12690, 13770, 13905, 14382, 14523, 15228, 15759, 15980, 16524, 16686, 17510, 18540, 19035, 19364, 20655, 21012, 21573, 22842, 23970, 24205, 25029, 25380, 26265, 27540, 27810, 28764, 29046, 31518, 33372, 35020, 35955, 38070, 41310, 41715, 43146, 43569, 45684, 47277, 47940, 48410, 50058, 52530, 55620, 57105, 58092, 63036, 64719, 71910, 72615, 76140, 78795, 82297, 82620, 83430, 86292, 87138, 94554, 96820, 100116, 105060, 107865, 114210, 125145, 129438, 130707, 141831, 143820, 145230, 157590, 164594, 166860, 174276, 189108, 194157, 215730, 217845, 228420, 236385, 246891, 250290, 258876, 261414, 283662, 290460, 315180, 323595, 329188, 388314, 392121, 411485, 425493, 431460, 435690, 472770, 493782, 500580, 522828, 567324, 647190, 653535, 709155, 740673, 776628, 784242, 822970, 850986, 871380, 945540, 970785, 987564, 1176363, 1234455, 1294380, 1307070, 1418310, 1481346, 1568484, 1645940, 1701972, 1941570, 1960605, 2127465, 2222019, 2352726, 2468910, 2614140, 2836620, 2962692, 3703365, 3883140, 3921210, 4254930, 4444038, 4705452, 4937820, 5881815, 6666057, 7406730, 7842420, 8509860, 8888076, 11110095, 11763630, 13332114, 14813460, 19998171, 22220190, 23527260, 26664228, 33330285, 39996342, 44440380, 66660570, 79992684, 99990855, 133321140, 199981710, 399963420]

約数ペア:

[(1, 399963420), (2, 199981710), (3, 133321140), (4, 99990855), (5, 79992684), (6, 66660570), (9, 44440380), (10, 39996342), (12, 33330285), (15, 26664228), (17, 23527260), (18, 22220190), (20, 19998171), (27, 14813460), (30, 13332114), (34, 11763630), (36, 11110095), (45, 8888076), (47, 8509860), (51, 7842420), (54, 7406730), (60, 6666057), (68, 5881815), (81, 4937820), (85, 4705452), (90, 4444038), (94, 4254930), (102, 3921210), (103, 3883140), (108, 3703365), (135, 2962692), (141, 2836620), (153, 2614140), (162, 2468910), (170, 2352726), (180, 2222019), (188, 2127465), (204, 1960605), (206, 1941570), (235, 1701972), (243, 1645940), (255, 1568484), (270, 1481346), (282, 1418310), (306, 1307070), (309, 1294380), (324, 1234455), (340, 1176363), (405, 987564), (412, 970785), (423, 945540), (459, 871380), (470, 850986), (486, 822970), (510, 784242), (515, 776628), (540, 740673), (564, 709155), (612, 653535), (618, 647190), (705, 567324), (765, 522828), (799, 500580), (810, 493782), (846, 472770), (918, 435690), (927, 431460), (940, 425493), (972, 411485), (1020, 392121), (1030, 388314), (1215, 329188), (1236, 323595), (1269, 315180), (1377, 290460), (1410, 283662), (1530, 261414), (1545, 258876), (1598, 250290), (1620, 246891), (1692, 236385), (1751, 228420), (1836, 217845), (1854, 215730), (2060, 194157), (2115, 189108), (2295, 174276), (2397, 166860), (2430, 164594), (2538, 157590), (2754, 145230), (2781, 143820), (2820, 141831), (3060, 130707), (3090, 129438), (3196, 125145), (3502, 114210), (3708, 107865), (3807, 105060), (3995, 100116), (4131, 96820), (4230, 94554), (4590, 87138), (4635, 86292), (4794, 83430), (4841, 82620), (4860, 82297), (5076, 78795), (5253, 76140), (5508, 72615), (5562, 71910), (6180, 64719), (6345, 63036), (6885, 58092), (7004, 57105), (7191, 55620), (7614, 52530), (7990, 50058), (8262, 48410), (8343, 47940), (8460, 47277), (8755, 45684), (9180, 43569), (9270, 43146), (9588, 41715), (9682, 41310), (10506, 38070), (11124, 35955), (11421, 35020), (11985, 33372), (12690, 31518), (13770, 29046), (13905, 28764), (14382, 27810), (14523, 27540), (15228, 26265), (15759, 25380), (15980, 25029), (16524, 24205), (16686, 23970), (17510, 22842), (18540, 21573), (19035, 21012), (19364, 20655)]