68874420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1785

約数の個数: 96

約数和(自身を含む): 208293120

約数和(自身を除く): 139418700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 92, 115, 116, 138, 145, 174, 230, 276, 290, 345, 348, 435, 460, 580, 667, 690, 870, 1334, 1380, 1721, 1740, 2001, 2668, 3335, 3442, 4002, 5163, 6670, 6884, 8004, 8605, 10005, 10326, 13340, 17210, 20010, 20652, 25815, 34420, 39583, 40020, 49909, 51630, 79166, 99818, 103260, 118749, 149727, 158332, 197915, 199636, 237498, 249545, 299454, 395830, 474996, 499090, 593745, 598908, 748635, 791660, 998180, 1147907, 1187490, 1497270, 2295814, 2374980, 2994540, 3443721, 4591628, 5739535, 6887442, 11479070, 13774884, 17218605, 22958140, 34437210, 68874420]

約数ペア:

[(1, 68874420), (2, 34437210), (3, 22958140), (4, 17218605), (5, 13774884), (6, 11479070), (10, 6887442), (12, 5739535), (15, 4591628), (20, 3443721), (23, 2994540), (29, 2374980), (30, 2295814), (46, 1497270), (58, 1187490), (60, 1147907), (69, 998180), (87, 791660), (92, 748635), (115, 598908), (116, 593745), (138, 499090), (145, 474996), (174, 395830), (230, 299454), (276, 249545), (290, 237498), (345, 199636), (348, 197915), (435, 158332), (460, 149727), (580, 118749), (667, 103260), (690, 99818), (870, 79166), (1334, 51630), (1380, 49909), (1721, 40020), (1740, 39583), (2001, 34420), (2668, 25815), (3335, 20652), (3442, 20010), (4002, 17210), (5163, 13340), (6670, 10326), (6884, 10005), (8004, 8605)]