206380020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 288

約数和(自身を含む): 755048448

約数和(自身を除く): 548668428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 131, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 242, 262, 308, 310, 330, 341, 363, 372, 385, 393, 420, 434, 462, 465, 484, 524, 605, 620, 651, 655, 660, 682, 726, 770, 786, 847, 868, 917, 924, 930, 1023, 1085, 1155, 1210, 1302, 1310, 1364, 1441, 1452, 1540, 1572, 1694, 1705, 1815, 1834, 1860, 1965, 2046, 2170, 2310, 2387, 2420, 2541, 2604, 2620, 2751, 2882, 3255, 3388, 3410, 3630, 3668, 3751, 3930, 4061, 4092, 4235, 4323, 4340, 4585, 4620, 4774, 5082, 5115, 5502, 5764, 6510, 6820, 7161, 7205, 7260, 7502, 7860, 8122, 8470, 8646, 9170, 9548, 10087, 10164, 10230, 11004, 11253, 11935, 12183, 12705, 13020, 13755, 14322, 14410, 15004, 15851, 16244, 16940, 17292, 18340, 18755, 20174, 20305, 20460, 21615, 22506, 23870, 24366, 25410, 26257, 27510, 28427, 28644, 28820, 30261, 31702, 35805, 37510, 40348, 40610, 43230, 44671, 45012, 47553, 47740, 48732, 50435, 50820, 52514, 55020, 56265, 56854, 60522, 60915, 63404, 71610, 75020, 78771, 79255, 81220, 85281, 86460, 89342, 95106, 100870, 105028, 110957, 112530, 113708, 121044, 121830, 131285, 134013, 142135, 143220, 151305, 157542, 158510, 170562, 178684, 190212, 201740, 221914, 223355, 225060, 237765, 243660, 262570, 268026, 284270, 302610, 312697, 315084, 317020, 332871, 341124, 393855, 426405, 443828, 446710, 475530, 491381, 525140, 536052, 554785, 568540, 605220, 625394, 665742, 670065, 787710, 852810, 893420, 938091, 951060, 982762, 1109570, 1250788, 1331484, 1340130, 1474143, 1563485, 1575420, 1664355, 1705620, 1876182, 1965524, 2219140, 2456905, 2680260, 2948286, 3126970, 3328710, 3439667, 3752364, 4690455, 4913810, 5896572, 6253940, 6657420, 6879334, 7370715, 9380910, 9827620, 10319001, 13758668, 14741430, 17198335, 18761820, 20638002, 29482860, 34396670, 41276004, 51595005, 68793340, 103190010, 206380020]

約数ペア:

[(1, 206380020), (2, 103190010), (3, 68793340), (4, 51595005), (5, 41276004), (6, 34396670), (7, 29482860), (10, 20638002), (11, 18761820), (12, 17198335), (14, 14741430), (15, 13758668), (20, 10319001), (21, 9827620), (22, 9380910), (28, 7370715), (30, 6879334), (31, 6657420), (33, 6253940), (35, 5896572), (42, 4913810), (44, 4690455), (55, 3752364), (60, 3439667), (62, 3328710), (66, 3126970), (70, 2948286), (77, 2680260), (84, 2456905), (93, 2219140), (105, 1965524), (110, 1876182), (121, 1705620), (124, 1664355), (131, 1575420), (132, 1563485), (140, 1474143), (154, 1340130), (155, 1331484), (165, 1250788), (186, 1109570), (210, 982762), (217, 951060), (220, 938091), (231, 893420), (242, 852810), (262, 787710), (308, 670065), (310, 665742), (330, 625394), (341, 605220), (363, 568540), (372, 554785), (385, 536052), (393, 525140), (420, 491381), (434, 475530), (462, 446710), (465, 443828), (484, 426405), (524, 393855), (605, 341124), (620, 332871), (651, 317020), (655, 315084), (660, 312697), (682, 302610), (726, 284270), (770, 268026), (786, 262570), (847, 243660), (868, 237765), (917, 225060), (924, 223355), (930, 221914), (1023, 201740), (1085, 190212), (1155, 178684), (1210, 170562), (1302, 158510), (1310, 157542), (1364, 151305), (1441, 143220), (1452, 142135), (1540, 134013), (1572, 131285), (1694, 121830), (1705, 121044), (1815, 113708), (1834, 112530), (1860, 110957), (1965, 105028), (2046, 100870), (2170, 95106), (2310, 89342), (2387, 86460), (2420, 85281), (2541, 81220), (2604, 79255), (2620, 78771), (2751, 75020), (2882, 71610), (3255, 63404), (3388, 60915), (3410, 60522), (3630, 56854), (3668, 56265), (3751, 55020), (3930, 52514), (4061, 50820), (4092, 50435), (4235, 48732), (4323, 47740), (4340, 47553), (4585, 45012), (4620, 44671), (4774, 43230), (5082, 40610), (5115, 40348), (5502, 37510), (5764, 35805), (6510, 31702), (6820, 30261), (7161, 28820), (7205, 28644), (7260, 28427), (7502, 27510), (7860, 26257), (8122, 25410), (8470, 24366), (8646, 23870), (9170, 22506), (9548, 21615), (10087, 20460), (10164, 20305), (10230, 20174), (11004, 18755), (11253, 18340), (11935, 17292), (12183, 16940), (12705, 16244), (13020, 15851), (13755, 15004), (14322, 14410)]