30874740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1769

約数の個数: 96

約数和(自身を含む): 97203456

約数和(自身を除く): 66328716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1721, 1794, 2990, 3442, 3588, 4485, 5163, 5980, 6884, 8605, 8970, 10326, 17210, 17940, 20652, 22373, 25815, 34420, 39583, 44746, 51630, 67119, 79166, 89492, 103260, 111865, 118749, 134238, 158332, 197915, 223730, 237498, 268476, 335595, 395830, 447460, 474996, 514579, 593745, 671190, 791660, 1029158, 1187490, 1342380, 1543737, 2058316, 2374980, 2572895, 3087474, 5145790, 6174948, 7718685, 10291580, 15437370, 30874740]

約数ペア:

[(1, 30874740), (2, 15437370), (3, 10291580), (4, 7718685), (5, 6174948), (6, 5145790), (10, 3087474), (12, 2572895), (13, 2374980), (15, 2058316), (20, 1543737), (23, 1342380), (26, 1187490), (30, 1029158), (39, 791660), (46, 671190), (52, 593745), (60, 514579), (65, 474996), (69, 447460), (78, 395830), (92, 335595), (115, 268476), (130, 237498), (138, 223730), (156, 197915), (195, 158332), (230, 134238), (260, 118749), (276, 111865), (299, 103260), (345, 89492), (390, 79166), (460, 67119), (598, 51630), (690, 44746), (780, 39583), (897, 34420), (1196, 25815), (1380, 22373), (1495, 20652), (1721, 17940), (1794, 17210), (2990, 10326), (3442, 8970), (3588, 8605), (4485, 6884), (5163, 5980)]