20145493440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{148829}}^1$

素因数の和:148899

約数の個数: 168

約数和(自身を含む): 70766879040

約数和(自身を除く): 50621385600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 192, 235, 240, 282, 288, 320, 360, 376, 423, 470, 480, 564, 576, 705, 720, 752, 846, 940, 960, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2820, 2880, 3008, 3384, 3760, 4230, 4512, 5640, 6768, 7520, 8460, 9024, 11280, 13536, 15040, 16920, 22560, 27072, 33840, 45120, 67680, 135360, 148829, 297658, 446487, 595316, 744145, 892974, 1190632, 1339461, 1488290, 1785948, 2232435, 2381264, 2678922, 2976580, 3571896, 4464870, 4762528, 5357844, 5953160, 6697305, 6994963, 7143792, 8929740, 9525056, 10715688, 11906320, 13394610, 13989926, 14287584, 17859480, 20984889, 21431376, 23812640, 26789220, 27979852, 28575168, 34974815, 35718960, 41969778, 42862752, 47625280, 53578440, 55959704, 62954667, 69949630, 71437920, 83939556, 85725504, 104924445, 107156880, 111919408, 125909334, 139899260, 142875840, 167879112, 209848890, 214313760, 223838816, 251818668, 279798520, 314773335, 335758224, 419697780, 428627520, 447677632, 503637336, 559597040, 629546670, 671516448, 839395560, 1007274672, 1119194080, 1259093340, 1343032896, 1678791120, 2014549344, 2238388160, 2518186680, 3357582240, 4029098688, 5036373360, 6715164480, 10072746720, 20145493440]

約数ペア:

[(1, 20145493440), (2, 10072746720), (3, 6715164480), (4, 5036373360), (5, 4029098688), (6, 3357582240), (8, 2518186680), (9, 2238388160), (10, 2014549344), (12, 1678791120), (15, 1343032896), (16, 1259093340), (18, 1119194080), (20, 1007274672), (24, 839395560), (30, 671516448), (32, 629546670), (36, 559597040), (40, 503637336), (45, 447677632), (47, 428627520), (48, 419697780), (60, 335758224), (64, 314773335), (72, 279798520), (80, 251818668), (90, 223838816), (94, 214313760), (96, 209848890), (120, 167879112), (141, 142875840), (144, 139899260), (160, 125909334), (180, 111919408), (188, 107156880), (192, 104924445), (235, 85725504), (240, 83939556), (282, 71437920), (288, 69949630), (320, 62954667), (360, 55959704), (376, 53578440), (423, 47625280), (470, 42862752), (480, 41969778), (564, 35718960), (576, 34974815), (705, 28575168), (720, 27979852), (752, 26789220), (846, 23812640), (940, 21431376), (960, 20984889), (1128, 17859480), (1410, 14287584), (1440, 13989926), (1504, 13394610), (1692, 11906320), (1880, 10715688), (2115, 9525056), (2256, 8929740), (2820, 7143792), (2880, 6994963), (3008, 6697305), (3384, 5953160), (3760, 5357844), (4230, 4762528), (4512, 4464870), (5640, 3571896), (6768, 2976580), (7520, 2678922), (8460, 2381264), (9024, 2232435), (11280, 1785948), (13536, 1488290), (15040, 1339461), (16920, 1190632), (22560, 892974), (27072, 744145), (33840, 595316), (45120, 446487), (67680, 297658), (135360, 148829)]