16719540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 49351680

約数和(自身を除く): 32632140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 89, 93, 101, 124, 155, 178, 186, 202, 267, 303, 310, 356, 372, 404, 445, 465, 505, 534, 606, 620, 890, 930, 1010, 1068, 1212, 1335, 1515, 1780, 1860, 2020, 2670, 2759, 3030, 3131, 5340, 5518, 6060, 6262, 8277, 8989, 9393, 11036, 12524, 13795, 15655, 16554, 17978, 18786, 26967, 27590, 31310, 33108, 35956, 37572, 41385, 44945, 46965, 53934, 55180, 62620, 82770, 89890, 93930, 107868, 134835, 165540, 179780, 187860, 269670, 278659, 539340, 557318, 835977, 1114636, 1393295, 1671954, 2786590, 3343908, 4179885, 5573180, 8359770, 16719540]

約数ペア:

[(1, 16719540), (2, 8359770), (3, 5573180), (4, 4179885), (5, 3343908), (6, 2786590), (10, 1671954), (12, 1393295), (15, 1114636), (20, 835977), (30, 557318), (31, 539340), (60, 278659), (62, 269670), (89, 187860), (93, 179780), (101, 165540), (124, 134835), (155, 107868), (178, 93930), (186, 89890), (202, 82770), (267, 62620), (303, 55180), (310, 53934), (356, 46965), (372, 44945), (404, 41385), (445, 37572), (465, 35956), (505, 33108), (534, 31310), (606, 27590), (620, 26967), (890, 18786), (930, 17978), (1010, 16554), (1068, 15655), (1212, 13795), (1335, 12524), (1515, 11036), (1780, 9393), (1860, 8989), (2020, 8277), (2670, 6262), (2759, 6060), (3030, 5518), (3131, 5340)]