1557069540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{19381}}^1$

素因数の和:19509

約数の個数: 96

約数和(自身を含む): 4740992256

約数和(自身を除く): 3183922716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 260, 309, 390, 412, 515, 618, 780, 1030, 1236, 1339, 1545, 2060, 2678, 3090, 4017, 5356, 6180, 6695, 8034, 13390, 16068, 19381, 20085, 26780, 38762, 40170, 58143, 77524, 80340, 96905, 116286, 193810, 232572, 251953, 290715, 387620, 503906, 581430, 755859, 1007812, 1162860, 1259765, 1511718, 1996243, 2519530, 3023436, 3779295, 3992486, 5039060, 5988729, 7558590, 7984972, 9981215, 11977458, 15117180, 19962430, 23954916, 25951159, 29943645, 39924860, 51902318, 59887290, 77853477, 103804636, 119774580, 129755795, 155706954, 259511590, 311413908, 389267385, 519023180, 778534770, 1557069540]

約数ペア:

[(1, 1557069540), (2, 778534770), (3, 519023180), (4, 389267385), (5, 311413908), (6, 259511590), (10, 155706954), (12, 129755795), (13, 119774580), (15, 103804636), (20, 77853477), (26, 59887290), (30, 51902318), (39, 39924860), (52, 29943645), (60, 25951159), (65, 23954916), (78, 19962430), (103, 15117180), (130, 11977458), (156, 9981215), (195, 7984972), (206, 7558590), (260, 5988729), (309, 5039060), (390, 3992486), (412, 3779295), (515, 3023436), (618, 2519530), (780, 1996243), (1030, 1511718), (1236, 1259765), (1339, 1162860), (1545, 1007812), (2060, 755859), (2678, 581430), (3090, 503906), (4017, 387620), (5356, 290715), (6180, 251953), (6695, 232572), (8034, 193810), (13390, 116286), (16068, 96905), (19381, 80340), (20085, 77524), (26780, 58143), (38762, 40170)]