199948890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1815

約数の個数: 64

約数和(自身を含む): 503822592

約数和(自身を除く): 303873702

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 181, 230, 345, 362, 543, 690, 905, 1086, 1601, 1810, 2715, 3202, 4163, 4803, 5430, 8005, 8326, 9606, 12489, 16010, 20815, 24015, 24978, 36823, 41630, 48030, 62445, 73646, 110469, 124890, 184115, 220938, 289781, 368230, 552345, 579562, 869343, 1104690, 1448905, 1738686, 2897810, 4346715, 6664963, 8693430, 13329926, 19994889, 33324815, 39989778, 66649630, 99974445, 199948890]

約数ペア:

[(1, 199948890), (2, 99974445), (3, 66649630), (5, 39989778), (6, 33324815), (10, 19994889), (15, 13329926), (23, 8693430), (30, 6664963), (46, 4346715), (69, 2897810), (115, 1738686), (138, 1448905), (181, 1104690), (230, 869343), (345, 579562), (362, 552345), (543, 368230), (690, 289781), (905, 220938), (1086, 184115), (1601, 124890), (1810, 110469), (2715, 73646), (3202, 62445), (4163, 48030), (4803, 41630), (5430, 36823), (8005, 24978), (8326, 24015), (9606, 20815), (12489, 16010)]