661001040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{43717}}^1$

素因数の和:43746

約数の個数: 160

約数和(自身を含む): 2602095360

約数和(自身を除く): 1941094320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 43717, 87434, 131151, 174868, 218585, 262302, 306019, 349736, 393453, 437170, 524604, 612038, 655755, 699472, 786906, 874340, 918057, 1049208, 1180359, 1224076, 1311510, 1530095, 1573812, 1748680, 1836114, 1967265, 2098416, 2360718, 2448152, 2623020, 2754171, 3060190, 3147624, 3497360, 3672228, 3934530, 4590285, 4721436, 4896304, 5246040, 5508342, 5901795, 6120380, 6295248, 7344456, 7869060, 8262513, 9180570, 9442872, 10492080, 11016684, 11803590, 12240760, 13770855, 14688912, 15738120, 16525026, 18361140, 18885744, 22033368, 23607180, 24481520, 27541710, 31476240, 33050052, 36722280, 41312565, 44066736, 47214360, 55083420, 66100104, 73444560, 82625130, 94428720, 110166840, 132200208, 165250260, 220333680, 330500520, 661001040]

約数ペア:

[(1, 661001040), (2, 330500520), (3, 220333680), (4, 165250260), (5, 132200208), (6, 110166840), (7, 94428720), (8, 82625130), (9, 73444560), (10, 66100104), (12, 55083420), (14, 47214360), (15, 44066736), (16, 41312565), (18, 36722280), (20, 33050052), (21, 31476240), (24, 27541710), (27, 24481520), (28, 23607180), (30, 22033368), (35, 18885744), (36, 18361140), (40, 16525026), (42, 15738120), (45, 14688912), (48, 13770855), (54, 12240760), (56, 11803590), (60, 11016684), (63, 10492080), (70, 9442872), (72, 9180570), (80, 8262513), (84, 7869060), (90, 7344456), (105, 6295248), (108, 6120380), (112, 5901795), (120, 5508342), (126, 5246040), (135, 4896304), (140, 4721436), (144, 4590285), (168, 3934530), (180, 3672228), (189, 3497360), (210, 3147624), (216, 3060190), (240, 2754171), (252, 2623020), (270, 2448152), (280, 2360718), (315, 2098416), (336, 1967265), (360, 1836114), (378, 1748680), (420, 1573812), (432, 1530095), (504, 1311510), (540, 1224076), (560, 1180359), (630, 1049208), (720, 918057), (756, 874340), (840, 786906), (945, 699472), (1008, 655755), (1080, 612038), (1260, 524604), (1512, 437170), (1680, 393453), (1890, 349736), (2160, 306019), (2520, 262302), (3024, 218585), (3780, 174868), (5040, 131151), (7560, 87434), (15120, 43717)]