7457730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2123

約数の個数: 64

約数和(自身を含む): 21669120

約数和(自身を除く): 14211390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 2089, 3570, 4178, 6267, 10445, 12534, 14623, 20890, 29246, 31335, 35513, 43869, 62670, 71026, 73115, 87738, 106539, 146230, 177565, 213078, 219345, 248591, 355130, 438690, 497182, 532695, 745773, 1065390, 1242955, 1491546, 2485910, 3728865, 7457730]

約数ペア:

[(1, 7457730), (2, 3728865), (3, 2485910), (5, 1491546), (6, 1242955), (7, 1065390), (10, 745773), (14, 532695), (15, 497182), (17, 438690), (21, 355130), (30, 248591), (34, 219345), (35, 213078), (42, 177565), (51, 146230), (70, 106539), (85, 87738), (102, 73115), (105, 71026), (119, 62670), (170, 43869), (210, 35513), (238, 31335), (255, 29246), (357, 20890), (510, 14623), (595, 12534), (714, 10445), (1190, 6267), (1785, 4178), (2089, 3570)]