18254340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 61916400

約数和(自身を除く): 43662060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 269, 290, 348, 377, 390, 435, 468, 522, 538, 580, 585, 754, 780, 807, 870, 1044, 1076, 1131, 1170, 1305, 1345, 1508, 1614, 1740, 1885, 2262, 2340, 2421, 2610, 2690, 3228, 3393, 3497, 3770, 4035, 4524, 4842, 5220, 5380, 5655, 6786, 6994, 7540, 7801, 8070, 9684, 10491, 11310, 12105, 13572, 13988, 15602, 16140, 16965, 17485, 20982, 22620, 23403, 24210, 31204, 31473, 33930, 34970, 39005, 41964, 46806, 48420, 52455, 62946, 67860, 69940, 70209, 78010, 93612, 101413, 104910, 117015, 125892, 140418, 156020, 157365, 202826, 209820, 234030, 280836, 304239, 314730, 351045, 405652, 468060, 507065, 608478, 629460, 702090, 912717, 1014130, 1216956, 1404180, 1521195, 1825434, 2028260, 3042390, 3650868, 4563585, 6084780, 9127170, 18254340]

約数ペア:

[(1, 18254340), (2, 9127170), (3, 6084780), (4, 4563585), (5, 3650868), (6, 3042390), (9, 2028260), (10, 1825434), (12, 1521195), (13, 1404180), (15, 1216956), (18, 1014130), (20, 912717), (26, 702090), (29, 629460), (30, 608478), (36, 507065), (39, 468060), (45, 405652), (52, 351045), (58, 314730), (60, 304239), (65, 280836), (78, 234030), (87, 209820), (90, 202826), (116, 157365), (117, 156020), (130, 140418), (145, 125892), (156, 117015), (174, 104910), (180, 101413), (195, 93612), (234, 78010), (260, 70209), (261, 69940), (269, 67860), (290, 62946), (348, 52455), (377, 48420), (390, 46806), (435, 41964), (468, 39005), (522, 34970), (538, 33930), (580, 31473), (585, 31204), (754, 24210), (780, 23403), (807, 22620), (870, 20982), (1044, 17485), (1076, 16965), (1131, 16140), (1170, 15602), (1305, 13988), (1345, 13572), (1508, 12105), (1614, 11310), (1740, 10491), (1885, 9684), (2262, 8070), (2340, 7801), (2421, 7540), (2610, 6994), (2690, 6786), (3228, 5655), (3393, 5380), (3497, 5220), (3770, 4842), (4035, 4524)]