19885622160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{20393}}^1$

素因数の和:20665

約数の個数: 160

約数和(自身を含む): 65547947520

約数和(自身を除く): 45662325360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 239, 240, 255, 272, 340, 408, 478, 510, 680, 717, 816, 956, 1020, 1195, 1360, 1434, 1912, 2040, 2390, 2868, 3585, 3824, 4063, 4080, 4780, 5736, 7170, 8126, 9560, 11472, 12189, 14340, 16252, 19120, 20315, 20393, 24378, 28680, 32504, 40630, 40786, 48756, 57360, 60945, 61179, 65008, 81260, 81572, 97512, 101965, 121890, 122358, 162520, 163144, 195024, 203930, 243780, 244716, 305895, 325040, 326288, 346681, 407860, 487560, 489432, 611790, 693362, 815720, 975120, 978864, 1040043, 1223580, 1386724, 1631440, 1733405, 2080086, 2447160, 2773448, 3466810, 4160172, 4873927, 4894320, 5200215, 5546896, 6933620, 8320344, 9747854, 10400430, 13867240, 14621781, 16640688, 19495708, 20800860, 24369635, 27734480, 29243562, 38991416, 41601720, 48739270, 58487124, 73108905, 77982832, 82856759, 83203440, 97478540, 116974248, 146217810, 165713518, 194957080, 233948496, 248570277, 292435620, 331427036, 389914160, 414283795, 497140554, 584871240, 662854072, 828567590, 994281108, 1169742480, 1242851385, 1325708144, 1657135180, 1988562216, 2485702770, 3314270360, 3977124432, 4971405540, 6628540720, 9942811080, 19885622160]

約数ペア:

[(1, 19885622160), (2, 9942811080), (3, 6628540720), (4, 4971405540), (5, 3977124432), (6, 3314270360), (8, 2485702770), (10, 1988562216), (12, 1657135180), (15, 1325708144), (16, 1242851385), (17, 1169742480), (20, 994281108), (24, 828567590), (30, 662854072), (34, 584871240), (40, 497140554), (48, 414283795), (51, 389914160), (60, 331427036), (68, 292435620), (80, 248570277), (85, 233948496), (102, 194957080), (120, 165713518), (136, 146217810), (170, 116974248), (204, 97478540), (239, 83203440), (240, 82856759), (255, 77982832), (272, 73108905), (340, 58487124), (408, 48739270), (478, 41601720), (510, 38991416), (680, 29243562), (717, 27734480), (816, 24369635), (956, 20800860), (1020, 19495708), (1195, 16640688), (1360, 14621781), (1434, 13867240), (1912, 10400430), (2040, 9747854), (2390, 8320344), (2868, 6933620), (3585, 5546896), (3824, 5200215), (4063, 4894320), (4080, 4873927), (4780, 4160172), (5736, 3466810), (7170, 2773448), (8126, 2447160), (9560, 2080086), (11472, 1733405), (12189, 1631440), (14340, 1386724), (16252, 1223580), (19120, 1040043), (20315, 978864), (20393, 975120), (24378, 815720), (28680, 693362), (32504, 611790), (40630, 489432), (40786, 487560), (48756, 407860), (57360, 346681), (60945, 326288), (61179, 325040), (65008, 305895), (81260, 244716), (81572, 243780), (97512, 203930), (101965, 195024), (121890, 163144), (122358, 162520)]