195990990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 556554240

約数和(自身を除く): 360563250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 31, 39, 43, 58, 62, 65, 78, 86, 87, 93, 129, 130, 145, 155, 169, 174, 186, 195, 215, 258, 290, 310, 338, 377, 390, 403, 430, 435, 465, 507, 559, 645, 754, 806, 845, 870, 899, 930, 1014, 1118, 1131, 1209, 1247, 1290, 1333, 1677, 1690, 1798, 1885, 2015, 2262, 2418, 2494, 2535, 2666, 2697, 2795, 3354, 3741, 3770, 3999, 4030, 4495, 4901, 5070, 5239, 5394, 5590, 5655, 6045, 6235, 6665, 7267, 7482, 7998, 8385, 8990, 9802, 10478, 11310, 11687, 12090, 12470, 13330, 13485, 14534, 14703, 15717, 16211, 16770, 17329, 18705, 19995, 21801, 23374, 24505, 26195, 26970, 29406, 31434, 32422, 34658, 35061, 36335, 37410, 38657, 39990, 43602, 48633, 49010, 51987, 52390, 58435, 70122, 72670, 73515, 77314, 78585, 81055, 86645, 97266, 103974, 109005, 115971, 116870, 147030, 151931, 157170, 162110, 173290, 175305, 193285, 210743, 218010, 225277, 231942, 243165, 259935, 303862, 350610, 386570, 421486, 450554, 455793, 486330, 502541, 519870, 579855, 632229, 675831, 759655, 911586, 1005082, 1053715, 1126385, 1159710, 1264458, 1351662, 1507623, 1519310, 2107430, 2252770, 2278965, 2512705, 3015246, 3161145, 3379155, 4557930, 5025410, 6322290, 6533033, 6758310, 7538115, 13066066, 15076230, 19599099, 32665165, 39198198, 65330330, 97995495, 195990990]

約数ペア:

[(1, 195990990), (2, 97995495), (3, 65330330), (5, 39198198), (6, 32665165), (10, 19599099), (13, 15076230), (15, 13066066), (26, 7538115), (29, 6758310), (30, 6533033), (31, 6322290), (39, 5025410), (43, 4557930), (58, 3379155), (62, 3161145), (65, 3015246), (78, 2512705), (86, 2278965), (87, 2252770), (93, 2107430), (129, 1519310), (130, 1507623), (145, 1351662), (155, 1264458), (169, 1159710), (174, 1126385), (186, 1053715), (195, 1005082), (215, 911586), (258, 759655), (290, 675831), (310, 632229), (338, 579855), (377, 519870), (390, 502541), (403, 486330), (430, 455793), (435, 450554), (465, 421486), (507, 386570), (559, 350610), (645, 303862), (754, 259935), (806, 243165), (845, 231942), (870, 225277), (899, 218010), (930, 210743), (1014, 193285), (1118, 175305), (1131, 173290), (1209, 162110), (1247, 157170), (1290, 151931), (1333, 147030), (1677, 116870), (1690, 115971), (1798, 109005), (1885, 103974), (2015, 97266), (2262, 86645), (2418, 81055), (2494, 78585), (2535, 77314), (2666, 73515), (2697, 72670), (2795, 70122), (3354, 58435), (3741, 52390), (3770, 51987), (3999, 49010), (4030, 48633), (4495, 43602), (4901, 39990), (5070, 38657), (5239, 37410), (5394, 36335), (5590, 35061), (5655, 34658), (6045, 32422), (6235, 31434), (6665, 29406), (7267, 26970), (7482, 26195), (7998, 24505), (8385, 23374), (8990, 21801), (9802, 19995), (10478, 18705), (11310, 17329), (11687, 16770), (12090, 16211), (12470, 15717), (13330, 14703), (13485, 14534)]