31239120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11833}}^1$

素因数の和:11860

約数の個数: 80

約数和(自身を含む): 105653952

約数和(自身を除く): 74414832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11833, 23666, 35499, 47332, 59165, 70998, 94664, 118330, 130163, 141996, 177495, 189328, 236660, 260326, 283992, 354990, 390489, 473320, 520652, 567984, 650815, 709980, 780978, 946640, 1041304, 1301630, 1419960, 1561956, 1952445, 2082608, 2603260, 2839920, 3123912, 3904890, 5206520, 6247824, 7809780, 10413040, 15619560, 31239120]

約数ペア:

[(1, 31239120), (2, 15619560), (3, 10413040), (4, 7809780), (5, 6247824), (6, 5206520), (8, 3904890), (10, 3123912), (11, 2839920), (12, 2603260), (15, 2082608), (16, 1952445), (20, 1561956), (22, 1419960), (24, 1301630), (30, 1041304), (33, 946640), (40, 780978), (44, 709980), (48, 650815), (55, 567984), (60, 520652), (66, 473320), (80, 390489), (88, 354990), (110, 283992), (120, 260326), (132, 236660), (165, 189328), (176, 177495), (220, 141996), (240, 130163), (264, 118330), (330, 94664), (440, 70998), (528, 59165), (660, 47332), (880, 35499), (1320, 23666), (2640, 11833)]