409323460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 216

約数和(自身を含む): 1149263640

約数和(自身を除く): 739940180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 89, 91, 95, 98, 130, 133, 140, 178, 182, 190, 196, 245, 247, 260, 266, 356, 361, 364, 380, 445, 455, 490, 494, 532, 623, 637, 665, 722, 890, 910, 931, 980, 988, 1157, 1235, 1246, 1274, 1330, 1444, 1691, 1729, 1780, 1805, 1820, 1862, 2314, 2470, 2492, 2527, 2548, 2660, 3115, 3185, 3382, 3458, 3610, 3724, 4361, 4628, 4655, 4693, 4940, 5054, 5785, 6230, 6370, 6764, 6916, 7220, 8099, 8455, 8645, 8722, 9310, 9386, 10108, 11570, 11837, 12103, 12460, 12635, 12740, 16198, 16910, 17290, 17444, 17689, 18620, 18772, 21805, 21983, 23140, 23465, 23674, 24206, 25270, 32129, 32396, 32851, 33820, 34580, 35378, 40495, 43610, 43966, 46930, 47348, 48412, 50540, 56693, 59185, 60515, 64258, 65702, 70756, 80990, 82859, 87220, 87932, 88445, 93860, 109915, 113386, 118370, 121030, 128516, 131404, 153881, 160645, 161980, 164255, 165718, 176890, 219830, 224903, 226772, 229957, 236740, 242060, 283465, 307762, 321290, 328510, 331436, 353780, 414295, 417677, 439660, 449806, 459914, 566930, 615524, 642580, 657020, 769405, 828590, 835354, 899612, 919828, 1077167, 1124515, 1133860, 1149785, 1538810, 1574321, 1657180, 1670708, 2088385, 2154334, 2249030, 2299570, 2923739, 3077620, 3148642, 4176770, 4308668, 4498060, 4599140, 5385835, 5847478, 6297284, 7871605, 8353540, 10771670, 11694956, 14618695, 15743210, 20466173, 21543340, 29237390, 31486420, 40932346, 58474780, 81864692, 102330865, 204661730, 409323460]

約数ペア:

[(1, 409323460), (2, 204661730), (4, 102330865), (5, 81864692), (7, 58474780), (10, 40932346), (13, 31486420), (14, 29237390), (19, 21543340), (20, 20466173), (26, 15743210), (28, 14618695), (35, 11694956), (38, 10771670), (49, 8353540), (52, 7871605), (65, 6297284), (70, 5847478), (76, 5385835), (89, 4599140), (91, 4498060), (95, 4308668), (98, 4176770), (130, 3148642), (133, 3077620), (140, 2923739), (178, 2299570), (182, 2249030), (190, 2154334), (196, 2088385), (245, 1670708), (247, 1657180), (260, 1574321), (266, 1538810), (356, 1149785), (361, 1133860), (364, 1124515), (380, 1077167), (445, 919828), (455, 899612), (490, 835354), (494, 828590), (532, 769405), (623, 657020), (637, 642580), (665, 615524), (722, 566930), (890, 459914), (910, 449806), (931, 439660), (980, 417677), (988, 414295), (1157, 353780), (1235, 331436), (1246, 328510), (1274, 321290), (1330, 307762), (1444, 283465), (1691, 242060), (1729, 236740), (1780, 229957), (1805, 226772), (1820, 224903), (1862, 219830), (2314, 176890), (2470, 165718), (2492, 164255), (2527, 161980), (2548, 160645), (2660, 153881), (3115, 131404), (3185, 128516), (3382, 121030), (3458, 118370), (3610, 113386), (3724, 109915), (4361, 93860), (4628, 88445), (4655, 87932), (4693, 87220), (4940, 82859), (5054, 80990), (5785, 70756), (6230, 65702), (6370, 64258), (6764, 60515), (6916, 59185), (7220, 56693), (8099, 50540), (8455, 48412), (8645, 47348), (8722, 46930), (9310, 43966), (9386, 43610), (10108, 40495), (11570, 35378), (11837, 34580), (12103, 33820), (12460, 32851), (12635, 32396), (12740, 32129), (16198, 25270), (16910, 24206), (17290, 23674), (17444, 23465), (17689, 23140), (18620, 21983), (18772, 21805)]