28146300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1068

約数の個数: 144

約数和(自身を含む): 100326912

約数和(自身を除く): 72180612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1031, 1050, 1092, 1300, 1365, 1820, 1950, 2062, 2100, 2275, 2730, 3093, 3900, 4124, 4550, 5155, 5460, 6186, 6825, 7217, 9100, 10310, 12372, 13403, 13650, 14434, 15465, 20620, 21651, 25775, 26806, 27300, 28868, 30930, 36085, 40209, 43302, 51550, 53612, 61860, 67015, 72170, 77325, 80418, 86604, 93821, 103100, 108255, 134030, 144340, 154650, 160836, 180425, 187642, 201045, 216510, 268060, 281463, 309300, 335075, 360850, 375284, 402090, 433020, 469105, 541275, 562926, 670150, 721700, 804180, 938210, 1005225, 1082550, 1125852, 1340300, 1407315, 1876420, 2010450, 2165100, 2345525, 2814630, 4020900, 4691050, 5629260, 7036575, 9382100, 14073150, 28146300]

約数ペア:

[(1, 28146300), (2, 14073150), (3, 9382100), (4, 7036575), (5, 5629260), (6, 4691050), (7, 4020900), (10, 2814630), (12, 2345525), (13, 2165100), (14, 2010450), (15, 1876420), (20, 1407315), (21, 1340300), (25, 1125852), (26, 1082550), (28, 1005225), (30, 938210), (35, 804180), (39, 721700), (42, 670150), (50, 562926), (52, 541275), (60, 469105), (65, 433020), (70, 402090), (75, 375284), (78, 360850), (84, 335075), (91, 309300), (100, 281463), (105, 268060), (130, 216510), (140, 201045), (150, 187642), (156, 180425), (175, 160836), (182, 154650), (195, 144340), (210, 134030), (260, 108255), (273, 103100), (300, 93821), (325, 86604), (350, 80418), (364, 77325), (390, 72170), (420, 67015), (455, 61860), (525, 53612), (546, 51550), (650, 43302), (700, 40209), (780, 36085), (910, 30930), (975, 28868), (1031, 27300), (1050, 26806), (1092, 25775), (1300, 21651), (1365, 20620), (1820, 15465), (1950, 14434), (2062, 13650), (2100, 13403), (2275, 12372), (2730, 10310), (3093, 9100), (3900, 7217), (4124, 6825), (4550, 6186), (5155, 5460)]