640410408

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:373

約数の個数: 192

約数和(自身を含む): 1982232000

約数和(自身を除く): 1341821592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 107, 108, 121, 132, 198, 214, 216, 229, 242, 264, 297, 321, 363, 396, 428, 458, 484, 594, 642, 687, 726, 792, 856, 916, 963, 968, 1089, 1177, 1188, 1284, 1374, 1452, 1832, 1926, 2061, 2178, 2354, 2376, 2519, 2568, 2748, 2889, 2904, 3267, 3531, 3852, 4122, 4356, 4708, 5038, 5496, 5778, 6183, 6534, 7062, 7557, 7704, 8244, 8712, 9416, 10076, 10593, 11556, 12366, 12947, 13068, 14124, 15114, 16488, 20152, 21186, 22671, 23112, 24503, 24732, 25894, 26136, 27709, 28248, 30228, 31779, 38841, 42372, 45342, 49006, 49464, 51788, 55418, 60456, 63558, 68013, 73509, 77682, 83127, 84744, 90684, 98012, 103576, 110836, 116523, 127116, 136026, 147018, 155364, 166254, 181368, 196024, 220527, 221672, 233046, 249381, 254232, 269533, 272052, 294036, 310728, 332508, 349569, 441054, 466092, 498762, 539066, 544104, 588072, 661581, 665016, 699138, 748143, 808599, 882108, 932184, 997524, 1078132, 1323162, 1398276, 1496286, 1617198, 1764216, 1995048, 2156264, 2425797, 2646324, 2796552, 2964863, 2992572, 3234396, 4851594, 5292648, 5929726, 5985144, 6468792, 7277391, 8894589, 9703188, 11859452, 14554782, 17789178, 19406376, 23718904, 26683767, 29109564, 35578356, 53367534, 58219128, 71156712, 80051301, 106735068, 160102602, 213470136, 320205204, 640410408]

約数ペア:

[(1, 640410408), (2, 320205204), (3, 213470136), (4, 160102602), (6, 106735068), (8, 80051301), (9, 71156712), (11, 58219128), (12, 53367534), (18, 35578356), (22, 29109564), (24, 26683767), (27, 23718904), (33, 19406376), (36, 17789178), (44, 14554782), (54, 11859452), (66, 9703188), (72, 8894589), (88, 7277391), (99, 6468792), (107, 5985144), (108, 5929726), (121, 5292648), (132, 4851594), (198, 3234396), (214, 2992572), (216, 2964863), (229, 2796552), (242, 2646324), (264, 2425797), (297, 2156264), (321, 1995048), (363, 1764216), (396, 1617198), (428, 1496286), (458, 1398276), (484, 1323162), (594, 1078132), (642, 997524), (687, 932184), (726, 882108), (792, 808599), (856, 748143), (916, 699138), (963, 665016), (968, 661581), (1089, 588072), (1177, 544104), (1188, 539066), (1284, 498762), (1374, 466092), (1452, 441054), (1832, 349569), (1926, 332508), (2061, 310728), (2178, 294036), (2354, 272052), (2376, 269533), (2519, 254232), (2568, 249381), (2748, 233046), (2889, 221672), (2904, 220527), (3267, 196024), (3531, 181368), (3852, 166254), (4122, 155364), (4356, 147018), (4708, 136026), (5038, 127116), (5496, 116523), (5778, 110836), (6183, 103576), (6534, 98012), (7062, 90684), (7557, 84744), (7704, 83127), (8244, 77682), (8712, 73509), (9416, 68013), (10076, 63558), (10593, 60456), (11556, 55418), (12366, 51788), (12947, 49464), (13068, 49006), (14124, 45342), (15114, 42372), (16488, 38841), (20152, 31779), (21186, 30228), (22671, 28248), (23112, 27709), (24503, 26136), (24732, 25894)]