19245060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 60520320

約数和(自身を除く): 41275260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 227, 270, 314, 454, 471, 540, 628, 681, 785, 908, 942, 1135, 1362, 1413, 1570, 1884, 2043, 2270, 2355, 2724, 2826, 3140, 3405, 4086, 4239, 4540, 4710, 5652, 6129, 6810, 7065, 8172, 8478, 9420, 10215, 12258, 13620, 14130, 16956, 20430, 21195, 24516, 28260, 30645, 35639, 40860, 42390, 61290, 71278, 84780, 106917, 122580, 142556, 178195, 213834, 320751, 356390, 427668, 534585, 641502, 712780, 962253, 1069170, 1283004, 1603755, 1924506, 2138340, 3207510, 3849012, 4811265, 6415020, 9622530, 19245060]

約数ペア:

[(1, 19245060), (2, 9622530), (3, 6415020), (4, 4811265), (5, 3849012), (6, 3207510), (9, 2138340), (10, 1924506), (12, 1603755), (15, 1283004), (18, 1069170), (20, 962253), (27, 712780), (30, 641502), (36, 534585), (45, 427668), (54, 356390), (60, 320751), (90, 213834), (108, 178195), (135, 142556), (157, 122580), (180, 106917), (227, 84780), (270, 71278), (314, 61290), (454, 42390), (471, 40860), (540, 35639), (628, 30645), (681, 28260), (785, 24516), (908, 21195), (942, 20430), (1135, 16956), (1362, 14130), (1413, 13620), (1570, 12258), (1884, 10215), (2043, 9420), (2270, 8478), (2355, 8172), (2724, 7065), (2826, 6810), (3140, 6129), (3405, 5652), (4086, 4710), (4239, 4540)]