1899960090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1688

約数の個数: 128

約数和(自身を含む): 5377881600

約数和(自身を除く): 3477921510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 149, 205, 210, 246, 287, 298, 410, 447, 574, 615, 745, 861, 894, 1043, 1230, 1435, 1481, 1490, 1722, 2086, 2235, 2870, 2962, 3129, 4305, 4443, 4470, 5215, 6109, 6258, 7405, 8610, 8886, 10367, 10430, 12218, 14810, 15645, 18327, 20734, 22215, 30545, 31101, 31290, 36654, 42763, 44430, 51835, 60721, 61090, 62202, 85526, 91635, 103670, 121442, 128289, 155505, 182163, 183270, 213815, 220669, 256578, 303605, 311010, 364326, 425047, 427630, 441338, 607210, 641445, 662007, 850094, 910815, 1103345, 1275141, 1282890, 1324014, 1544683, 1821630, 2125235, 2206690, 2550282, 3089366, 3310035, 4250470, 4634049, 6375705, 6620070, 7723415, 9047429, 9268098, 12751410, 15446830, 18094858, 23170245, 27142287, 45237145, 46340490, 54284574, 63332003, 90474290, 126664006, 135711435, 189996009, 271422870, 316660015, 379992018, 633320030, 949980045, 1899960090]

約数ペア:

[(1, 1899960090), (2, 949980045), (3, 633320030), (5, 379992018), (6, 316660015), (7, 271422870), (10, 189996009), (14, 135711435), (15, 126664006), (21, 90474290), (30, 63332003), (35, 54284574), (41, 46340490), (42, 45237145), (70, 27142287), (82, 23170245), (105, 18094858), (123, 15446830), (149, 12751410), (205, 9268098), (210, 9047429), (246, 7723415), (287, 6620070), (298, 6375705), (410, 4634049), (447, 4250470), (574, 3310035), (615, 3089366), (745, 2550282), (861, 2206690), (894, 2125235), (1043, 1821630), (1230, 1544683), (1435, 1324014), (1481, 1282890), (1490, 1275141), (1722, 1103345), (2086, 910815), (2235, 850094), (2870, 662007), (2962, 641445), (3129, 607210), (4305, 441338), (4443, 427630), (4470, 425047), (5215, 364326), (6109, 311010), (6258, 303605), (7405, 256578), (8610, 220669), (8886, 213815), (10367, 183270), (10430, 182163), (12218, 155505), (14810, 128289), (15645, 121442), (18327, 103670), (20734, 91635), (22215, 85526), (30545, 62202), (31101, 61090), (31290, 60721), (36654, 51835), (42763, 44430)]