12847440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 40176000

約数和(自身を除く): 27328560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 199, 240, 269, 398, 538, 597, 796, 807, 995, 1076, 1194, 1345, 1592, 1614, 1990, 2152, 2388, 2690, 2985, 3184, 3228, 3980, 4035, 4304, 4776, 5380, 5970, 6456, 7960, 8070, 9552, 10760, 11940, 12912, 15920, 16140, 21520, 23880, 32280, 47760, 53531, 64560, 107062, 160593, 214124, 267655, 321186, 428248, 535310, 642372, 802965, 856496, 1070620, 1284744, 1605930, 2141240, 2569488, 3211860, 4282480, 6423720, 12847440]

約数ペア:

[(1, 12847440), (2, 6423720), (3, 4282480), (4, 3211860), (5, 2569488), (6, 2141240), (8, 1605930), (10, 1284744), (12, 1070620), (15, 856496), (16, 802965), (20, 642372), (24, 535310), (30, 428248), (40, 321186), (48, 267655), (60, 214124), (80, 160593), (120, 107062), (199, 64560), (240, 53531), (269, 47760), (398, 32280), (538, 23880), (597, 21520), (796, 16140), (807, 15920), (995, 12912), (1076, 11940), (1194, 10760), (1345, 9552), (1592, 8070), (1614, 7960), (1990, 6456), (2152, 5970), (2388, 5380), (2690, 4776), (2985, 4304), (3184, 4035), (3228, 3980)]