729984060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1987}}^1$

素因数の和:2172

約数の個数: 144

約数和(自身を含む): 2401010976

約数和(自身を除く): 1671026916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 157, 180, 195, 234, 260, 314, 390, 468, 471, 585, 628, 780, 785, 942, 1170, 1413, 1570, 1884, 1987, 2041, 2340, 2355, 2826, 3140, 3974, 4082, 4710, 5652, 5961, 6123, 7065, 7948, 8164, 9420, 9935, 10205, 11922, 12246, 14130, 17883, 18369, 19870, 20410, 23844, 24492, 25831, 28260, 29805, 30615, 35766, 36738, 39740, 40820, 51662, 59610, 61230, 71532, 73476, 77493, 89415, 91845, 103324, 119220, 122460, 129155, 154986, 178830, 183690, 232479, 258310, 309972, 311959, 357660, 367380, 387465, 464958, 516620, 623918, 774930, 929916, 935877, 1162395, 1247836, 1549860, 1559795, 1871754, 2324790, 2807631, 3119590, 3743508, 4055467, 4649580, 4679385, 5615262, 6239180, 8110934, 9358770, 11230524, 12166401, 14038155, 16221868, 18717540, 20277335, 24332802, 28076310, 36499203, 40554670, 48665604, 56152620, 60832005, 72998406, 81109340, 121664010, 145996812, 182496015, 243328020, 364992030, 729984060]

約数ペア:

[(1, 729984060), (2, 364992030), (3, 243328020), (4, 182496015), (5, 145996812), (6, 121664010), (9, 81109340), (10, 72998406), (12, 60832005), (13, 56152620), (15, 48665604), (18, 40554670), (20, 36499203), (26, 28076310), (30, 24332802), (36, 20277335), (39, 18717540), (45, 16221868), (52, 14038155), (60, 12166401), (65, 11230524), (78, 9358770), (90, 8110934), (117, 6239180), (130, 5615262), (156, 4679385), (157, 4649580), (180, 4055467), (195, 3743508), (234, 3119590), (260, 2807631), (314, 2324790), (390, 1871754), (468, 1559795), (471, 1549860), (585, 1247836), (628, 1162395), (780, 935877), (785, 929916), (942, 774930), (1170, 623918), (1413, 516620), (1570, 464958), (1884, 387465), (1987, 367380), (2041, 357660), (2340, 311959), (2355, 309972), (2826, 258310), (3140, 232479), (3974, 183690), (4082, 178830), (4710, 154986), (5652, 129155), (5961, 122460), (6123, 119220), (7065, 103324), (7948, 91845), (8164, 89415), (9420, 77493), (9935, 73476), (10205, 71532), (11922, 61230), (12246, 59610), (14130, 51662), (17883, 40820), (18369, 39740), (19870, 36738), (20410, 35766), (23844, 30615), (24492, 29805), (25831, 28260)]