209960400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 743521856

約数和(自身を除く): 533561456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 43, 48, 50, 52, 60, 65, 75, 78, 80, 86, 100, 104, 120, 129, 130, 150, 156, 172, 195, 200, 208, 215, 240, 258, 260, 300, 312, 313, 325, 344, 390, 400, 430, 516, 520, 559, 600, 624, 626, 645, 650, 688, 780, 860, 939, 975, 1032, 1040, 1075, 1118, 1200, 1252, 1290, 1300, 1560, 1565, 1677, 1720, 1878, 1950, 2064, 2150, 2236, 2504, 2580, 2600, 2795, 3120, 3130, 3225, 3354, 3440, 3756, 3900, 4069, 4300, 4472, 4695, 5008, 5160, 5200, 5590, 6260, 6450, 6708, 7512, 7800, 7825, 8138, 8385, 8600, 8944, 9390, 10320, 11180, 12207, 12520, 12900, 13416, 13459, 13975, 15024, 15600, 15650, 16276, 16770, 17200, 18780, 20345, 22360, 23475, 24414, 25040, 25800, 26832, 26918, 27950, 31300, 32552, 33540, 37560, 40377, 40690, 41925, 44720, 46950, 48828, 51600, 53836, 55900, 61035, 62600, 65104, 67080, 67295, 75120, 80754, 81380, 83850, 93900, 97656, 101725, 107672, 111800, 122070, 125200, 134160, 134590, 161508, 162760, 167700, 174967, 187800, 195312, 201885, 203450, 215344, 223600, 244140, 269180, 305175, 323016, 325520, 335400, 336475, 349934, 375600, 403770, 406900, 488280, 524901, 538360, 610350, 646032, 670800, 672950, 699868, 807540, 813800, 874835, 976560, 1009425, 1049802, 1076720, 1220700, 1345900, 1399736, 1615080, 1627600, 1749670, 2018850, 2099604, 2441400, 2624505, 2691800, 2799472, 3230160, 3499340, 4037700, 4199208, 4374175, 4882800, 5249010, 5383600, 6998680, 8075400, 8398416, 8748350, 10498020, 13122525, 13997360, 16150800, 17496700, 20996040, 26245050, 34993400, 41992080, 52490100, 69986800, 104980200, 209960400]

約数ペア:

[(1, 209960400), (2, 104980200), (3, 69986800), (4, 52490100), (5, 41992080), (6, 34993400), (8, 26245050), (10, 20996040), (12, 17496700), (13, 16150800), (15, 13997360), (16, 13122525), (20, 10498020), (24, 8748350), (25, 8398416), (26, 8075400), (30, 6998680), (39, 5383600), (40, 5249010), (43, 4882800), (48, 4374175), (50, 4199208), (52, 4037700), (60, 3499340), (65, 3230160), (75, 2799472), (78, 2691800), (80, 2624505), (86, 2441400), (100, 2099604), (104, 2018850), (120, 1749670), (129, 1627600), (130, 1615080), (150, 1399736), (156, 1345900), (172, 1220700), (195, 1076720), (200, 1049802), (208, 1009425), (215, 976560), (240, 874835), (258, 813800), (260, 807540), (300, 699868), (312, 672950), (313, 670800), (325, 646032), (344, 610350), (390, 538360), (400, 524901), (430, 488280), (516, 406900), (520, 403770), (559, 375600), (600, 349934), (624, 336475), (626, 335400), (645, 325520), (650, 323016), (688, 305175), (780, 269180), (860, 244140), (939, 223600), (975, 215344), (1032, 203450), (1040, 201885), (1075, 195312), (1118, 187800), (1200, 174967), (1252, 167700), (1290, 162760), (1300, 161508), (1560, 134590), (1565, 134160), (1677, 125200), (1720, 122070), (1878, 111800), (1950, 107672), (2064, 101725), (2150, 97656), (2236, 93900), (2504, 83850), (2580, 81380), (2600, 80754), (2795, 75120), (3120, 67295), (3130, 67080), (3225, 65104), (3354, 62600), (3440, 61035), (3756, 55900), (3900, 53836), (4069, 51600), (4300, 48828), (4472, 46950), (4695, 44720), (5008, 41925), (5160, 40690), (5200, 40377), (5590, 37560), (6260, 33540), (6450, 32552), (6708, 31300), (7512, 27950), (7800, 26918), (7825, 26832), (8138, 25800), (8385, 25040), (8600, 24414), (8944, 23475), (9390, 22360), (10320, 20345), (11180, 18780), (12207, 17200), (12520, 16770), (12900, 16276), (13416, 15650), (13459, 15600), (13975, 15024)]