253904280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1546

約数の個数: 192

約数和(自身を含む): 917244000

約数和(自身を除く): 663339720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 49, 56, 58, 60, 70, 84, 87, 98, 105, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 245, 280, 290, 294, 348, 392, 406, 420, 435, 490, 580, 588, 609, 696, 735, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1421, 1470, 1489, 1624, 1740, 1960, 2030, 2436, 2842, 2940, 2978, 3045, 3480, 4060, 4263, 4467, 4872, 5684, 5880, 5956, 6090, 7105, 7445, 8120, 8526, 8934, 10423, 11368, 11912, 12180, 14210, 14890, 17052, 17868, 20846, 21315, 22335, 24360, 28420, 29780, 31269, 34104, 35736, 41692, 42630, 43181, 44670, 52115, 56840, 59560, 62538, 72961, 83384, 85260, 86362, 89340, 104230, 125076, 129543, 145922, 156345, 170520, 172724, 178680, 208460, 215905, 218883, 250152, 259086, 291844, 302267, 312690, 345448, 364805, 416920, 431810, 437766, 518172, 583688, 604534, 625380, 647715, 729610, 863620, 875532, 906801, 1036344, 1094415, 1209068, 1250760, 1295430, 1459220, 1511335, 1727240, 1751064, 1813602, 2115869, 2188830, 2418136, 2590860, 2918440, 3022670, 3627204, 4231738, 4377660, 4534005, 5181720, 6045340, 6347607, 7254408, 8463476, 8755320, 9068010, 10579345, 12090680, 12695214, 16926952, 18136020, 21158690, 25390428, 31738035, 36272040, 42317380, 50780856, 63476070, 84634760, 126952140, 253904280]

約数ペア:

[(1, 253904280), (2, 126952140), (3, 84634760), (4, 63476070), (5, 50780856), (6, 42317380), (7, 36272040), (8, 31738035), (10, 25390428), (12, 21158690), (14, 18136020), (15, 16926952), (20, 12695214), (21, 12090680), (24, 10579345), (28, 9068010), (29, 8755320), (30, 8463476), (35, 7254408), (40, 6347607), (42, 6045340), (49, 5181720), (56, 4534005), (58, 4377660), (60, 4231738), (70, 3627204), (84, 3022670), (87, 2918440), (98, 2590860), (105, 2418136), (116, 2188830), (120, 2115869), (140, 1813602), (145, 1751064), (147, 1727240), (168, 1511335), (174, 1459220), (196, 1295430), (203, 1250760), (210, 1209068), (232, 1094415), (245, 1036344), (280, 906801), (290, 875532), (294, 863620), (348, 729610), (392, 647715), (406, 625380), (420, 604534), (435, 583688), (490, 518172), (580, 437766), (588, 431810), (609, 416920), (696, 364805), (735, 345448), (812, 312690), (840, 302267), (870, 291844), (980, 259086), (1015, 250152), (1160, 218883), (1176, 215905), (1218, 208460), (1421, 178680), (1470, 172724), (1489, 170520), (1624, 156345), (1740, 145922), (1960, 129543), (2030, 125076), (2436, 104230), (2842, 89340), (2940, 86362), (2978, 85260), (3045, 83384), (3480, 72961), (4060, 62538), (4263, 59560), (4467, 56840), (4872, 52115), (5684, 44670), (5880, 43181), (5956, 42630), (6090, 41692), (7105, 35736), (7445, 34104), (8120, 31269), (8526, 29780), (8934, 28420), (10423, 24360), (11368, 22335), (11912, 21315), (12180, 20846), (14210, 17868), (14890, 17052)]