13456380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 45964800

約数和(自身を除く): 32508420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 199, 210, 230, 245, 276, 294, 322, 345, 398, 420, 460, 483, 490, 588, 597, 644, 690, 735, 796, 805, 966, 980, 995, 1127, 1194, 1380, 1393, 1470, 1610, 1932, 1990, 2254, 2388, 2415, 2786, 2940, 2985, 3220, 3381, 3980, 4179, 4508, 4577, 4830, 5572, 5635, 5970, 6762, 6965, 8358, 9154, 9660, 9751, 11270, 11940, 13524, 13731, 13930, 16716, 16905, 18308, 19502, 20895, 22540, 22885, 27462, 27860, 29253, 32039, 33810, 39004, 41790, 45770, 48755, 54924, 58506, 64078, 67620, 68655, 83580, 91540, 96117, 97510, 117012, 128156, 137310, 146265, 160195, 192234, 195020, 224273, 274620, 292530, 320390, 384468, 448546, 480585, 585060, 640780, 672819, 897092, 961170, 1121365, 1345638, 1922340, 2242730, 2691276, 3364095, 4485460, 6728190, 13456380]

約数ペア:

[(1, 13456380), (2, 6728190), (3, 4485460), (4, 3364095), (5, 2691276), (6, 2242730), (7, 1922340), (10, 1345638), (12, 1121365), (14, 961170), (15, 897092), (20, 672819), (21, 640780), (23, 585060), (28, 480585), (30, 448546), (35, 384468), (42, 320390), (46, 292530), (49, 274620), (60, 224273), (69, 195020), (70, 192234), (84, 160195), (92, 146265), (98, 137310), (105, 128156), (115, 117012), (138, 97510), (140, 96117), (147, 91540), (161, 83580), (196, 68655), (199, 67620), (210, 64078), (230, 58506), (245, 54924), (276, 48755), (294, 45770), (322, 41790), (345, 39004), (398, 33810), (420, 32039), (460, 29253), (483, 27860), (490, 27462), (588, 22885), (597, 22540), (644, 20895), (690, 19502), (735, 18308), (796, 16905), (805, 16716), (966, 13930), (980, 13731), (995, 13524), (1127, 11940), (1194, 11270), (1380, 9751), (1393, 9660), (1470, 9154), (1610, 8358), (1932, 6965), (1990, 6762), (2254, 5970), (2388, 5635), (2415, 5572), (2786, 4830), (2940, 4577), (2985, 4508), (3220, 4179), (3381, 3980)]