398248992

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{22669}}^1$

素因数の和:22746

約数の個数: 72

約数和(自身を含む): 1151137260

約数和(自身を除く): 752888268

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 8784, 17568, 22669, 45338, 68007, 90676, 136014, 181352, 204021, 272028, 362704, 408042, 544056, 725408, 816084, 1088112, 1382809, 1632168, 2176224, 2765618, 3264336, 4148427, 5531236, 6528672, 8296854, 11062472, 12445281, 16593708, 22124944, 24890562, 33187416, 44249888, 49781124, 66374832, 99562248, 132749664, 199124496, 398248992]

約数ペア:

[(1, 398248992), (2, 199124496), (3, 132749664), (4, 99562248), (6, 66374832), (8, 49781124), (9, 44249888), (12, 33187416), (16, 24890562), (18, 22124944), (24, 16593708), (32, 12445281), (36, 11062472), (48, 8296854), (61, 6528672), (72, 5531236), (96, 4148427), (122, 3264336), (144, 2765618), (183, 2176224), (244, 1632168), (288, 1382809), (366, 1088112), (488, 816084), (549, 725408), (732, 544056), (976, 408042), (1098, 362704), (1464, 272028), (1952, 204021), (2196, 181352), (2928, 136014), (4392, 90676), (5856, 68007), (8784, 45338), (17568, 22669)]