72707700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 230013056

約数和(自身を除く): 157305356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 103, 130, 150, 156, 181, 195, 206, 260, 300, 309, 325, 362, 390, 412, 515, 543, 618, 650, 724, 780, 905, 975, 1030, 1086, 1236, 1300, 1339, 1545, 1810, 1950, 2060, 2172, 2353, 2575, 2678, 2715, 3090, 3620, 3900, 4017, 4525, 4706, 5150, 5356, 5430, 6180, 6695, 7059, 7725, 8034, 9050, 9412, 10300, 10860, 11765, 13390, 13575, 14118, 15450, 16068, 18100, 18643, 20085, 23530, 26780, 27150, 28236, 30900, 33475, 35295, 37286, 40170, 47060, 54300, 55929, 58825, 66950, 70590, 74572, 80340, 93215, 100425, 111858, 117650, 133900, 141180, 176475, 186430, 200850, 223716, 235300, 242359, 279645, 352950, 372860, 401700, 466075, 484718, 559290, 705900, 727077, 932150, 969436, 1118580, 1211795, 1398225, 1454154, 1864300, 2423590, 2796450, 2908308, 3635385, 4847180, 5592900, 6058975, 7270770, 12117950, 14541540, 18176925, 24235900, 36353850, 72707700]

約数ペア:

[(1, 72707700), (2, 36353850), (3, 24235900), (4, 18176925), (5, 14541540), (6, 12117950), (10, 7270770), (12, 6058975), (13, 5592900), (15, 4847180), (20, 3635385), (25, 2908308), (26, 2796450), (30, 2423590), (39, 1864300), (50, 1454154), (52, 1398225), (60, 1211795), (65, 1118580), (75, 969436), (78, 932150), (100, 727077), (103, 705900), (130, 559290), (150, 484718), (156, 466075), (181, 401700), (195, 372860), (206, 352950), (260, 279645), (300, 242359), (309, 235300), (325, 223716), (362, 200850), (390, 186430), (412, 176475), (515, 141180), (543, 133900), (618, 117650), (650, 111858), (724, 100425), (780, 93215), (905, 80340), (975, 74572), (1030, 70590), (1086, 66950), (1236, 58825), (1300, 55929), (1339, 54300), (1545, 47060), (1810, 40170), (1950, 37286), (2060, 35295), (2172, 33475), (2353, 30900), (2575, 28236), (2678, 27150), (2715, 26780), (3090, 23530), (3620, 20085), (3900, 18643), (4017, 18100), (4525, 16068), (4706, 15450), (5150, 14118), (5356, 13575), (5430, 13390), (6180, 11765), (6695, 10860), (7059, 10300), (7725, 9412), (8034, 9050)]