78072840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12757}}^1$

素因数の和:12791

約数の個数: 96

約数和(自身を含む): 268683480

約数和(自身を除く): 190610640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 12757, 25514, 38271, 51028, 63785, 76542, 102056, 114813, 127570, 153084, 191355, 216869, 229626, 255140, 306168, 382710, 433738, 459252, 510280, 574065, 650607, 765420, 867476, 918504, 1084345, 1148130, 1301214, 1530840, 1734952, 1951821, 2168690, 2296260, 2602428, 3253035, 3903642, 4337380, 4592520, 5204856, 6506070, 7807284, 8674760, 9759105, 13012140, 15614568, 19518210, 26024280, 39036420, 78072840]

約数ペア:

[(1, 78072840), (2, 39036420), (3, 26024280), (4, 19518210), (5, 15614568), (6, 13012140), (8, 9759105), (9, 8674760), (10, 7807284), (12, 6506070), (15, 5204856), (17, 4592520), (18, 4337380), (20, 3903642), (24, 3253035), (30, 2602428), (34, 2296260), (36, 2168690), (40, 1951821), (45, 1734952), (51, 1530840), (60, 1301214), (68, 1148130), (72, 1084345), (85, 918504), (90, 867476), (102, 765420), (120, 650607), (136, 574065), (153, 510280), (170, 459252), (180, 433738), (204, 382710), (255, 306168), (306, 255140), (340, 229626), (360, 216869), (408, 191355), (510, 153084), (612, 127570), (680, 114813), (765, 102056), (1020, 76542), (1224, 63785), (1530, 51028), (2040, 38271), (3060, 25514), (6120, 12757)]