68338880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:214

約数の個数: 84

約数和(自身を含む): 170029632

約数和(自身を除く): 101690752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 124, 155, 160, 166, 248, 310, 320, 332, 415, 496, 620, 664, 830, 992, 1240, 1328, 1660, 1984, 2480, 2573, 2656, 3320, 4960, 5146, 5312, 6640, 6889, 9920, 10292, 12865, 13280, 13778, 20584, 25730, 26560, 27556, 34445, 41168, 51460, 55112, 68890, 82336, 102920, 110224, 137780, 164672, 205840, 213559, 220448, 275560, 411680, 427118, 440896, 551120, 823360, 854236, 1067795, 1102240, 1708472, 2135590, 2204480, 3416944, 4271180, 6833888, 8542360, 13667776, 17084720, 34169440, 68338880]

約数ペア:

[(1, 68338880), (2, 34169440), (4, 17084720), (5, 13667776), (8, 8542360), (10, 6833888), (16, 4271180), (20, 3416944), (31, 2204480), (32, 2135590), (40, 1708472), (62, 1102240), (64, 1067795), (80, 854236), (83, 823360), (124, 551120), (155, 440896), (160, 427118), (166, 411680), (248, 275560), (310, 220448), (320, 213559), (332, 205840), (415, 164672), (496, 137780), (620, 110224), (664, 102920), (830, 82336), (992, 68890), (1240, 55112), (1328, 51460), (1660, 41168), (1984, 34445), (2480, 27556), (2573, 26560), (2656, 25730), (3320, 20584), (4960, 13778), (5146, 13280), (5312, 12865), (6640, 10292), (6889, 9920)]