7449960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 26208000

約数和(自身を除く): 18758040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 181, 196, 210, 245, 280, 294, 343, 362, 392, 420, 490, 543, 588, 686, 724, 735, 840, 905, 980, 1029, 1086, 1176, 1267, 1372, 1448, 1470, 1715, 1810, 1960, 2058, 2172, 2534, 2715, 2744, 2940, 3430, 3620, 3801, 4116, 4344, 5068, 5145, 5430, 5880, 6335, 6860, 7240, 7602, 8232, 8869, 10136, 10290, 10860, 12670, 13720, 15204, 17738, 19005, 20580, 21720, 25340, 26607, 30408, 35476, 38010, 41160, 44345, 50680, 53214, 62083, 70952, 76020, 88690, 106428, 124166, 133035, 152040, 177380, 186249, 212856, 248332, 266070, 310415, 354760, 372498, 496664, 532140, 620830, 744996, 931245, 1064280, 1241660, 1489992, 1862490, 2483320, 3724980, 7449960]

約数ペア:

[(1, 7449960), (2, 3724980), (3, 2483320), (4, 1862490), (5, 1489992), (6, 1241660), (7, 1064280), (8, 931245), (10, 744996), (12, 620830), (14, 532140), (15, 496664), (20, 372498), (21, 354760), (24, 310415), (28, 266070), (30, 248332), (35, 212856), (40, 186249), (42, 177380), (49, 152040), (56, 133035), (60, 124166), (70, 106428), (84, 88690), (98, 76020), (105, 70952), (120, 62083), (140, 53214), (147, 50680), (168, 44345), (181, 41160), (196, 38010), (210, 35476), (245, 30408), (280, 26607), (294, 25340), (343, 21720), (362, 20580), (392, 19005), (420, 17738), (490, 15204), (543, 13720), (588, 12670), (686, 10860), (724, 10290), (735, 10136), (840, 8869), (905, 8232), (980, 7602), (1029, 7240), (1086, 6860), (1176, 6335), (1267, 5880), (1372, 5430), (1448, 5145), (1470, 5068), (1715, 4344), (1810, 4116), (1960, 3801), (2058, 3620), (2172, 3430), (2534, 2940), (2715, 2744)]