3210727040

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161831}}^1$

素因数の和:161881

約数の個数: 64

約数和(自身を含む): 7923294720

約数和(自身を除く): 4712567680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 161831, 323662, 647324, 809155, 1294648, 1618310, 2589296, 3236620, 5016761, 5178592, 6473240, 10033522, 10357184, 12946480, 20067044, 20714368, 25083805, 25892960, 40134088, 50167610, 51785920, 80268176, 100335220, 103571840, 160536352, 200670440, 321072704, 401340880, 642145408, 802681760, 1605363520, 3210727040]

約数ペア:

[(1, 3210727040), (2, 1605363520), (4, 802681760), (5, 642145408), (8, 401340880), (10, 321072704), (16, 200670440), (20, 160536352), (31, 103571840), (32, 100335220), (40, 80268176), (62, 51785920), (64, 50167610), (80, 40134088), (124, 25892960), (128, 25083805), (155, 20714368), (160, 20067044), (248, 12946480), (310, 10357184), (320, 10033522), (496, 6473240), (620, 5178592), (640, 5016761), (992, 3236620), (1240, 2589296), (1984, 1618310), (2480, 1294648), (3968, 809155), (4960, 647324), (9920, 323662), (19840, 161831)]