261833490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9007}}^1$

素因数の和:9056

約数の個数: 96

約数和(自身を含む): 758833920

約数和(自身を除く): 497000430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 57, 85, 90, 95, 102, 114, 153, 170, 171, 190, 255, 285, 306, 323, 342, 510, 570, 646, 765, 855, 969, 1530, 1615, 1710, 1938, 2907, 3230, 4845, 5814, 9007, 9690, 14535, 18014, 27021, 29070, 45035, 54042, 81063, 90070, 135105, 153119, 162126, 171133, 270210, 306238, 342266, 405315, 459357, 513399, 765595, 810630, 855665, 918714, 1026798, 1378071, 1531190, 1540197, 1711330, 2296785, 2566995, 2756142, 2909261, 3080394, 4593570, 5133990, 5818522, 6890355, 7700985, 8727783, 13780710, 14546305, 15401970, 17455566, 26183349, 29092610, 43638915, 52366698, 87277830, 130916745, 261833490]

約数ペア:

[(1, 261833490), (2, 130916745), (3, 87277830), (5, 52366698), (6, 43638915), (9, 29092610), (10, 26183349), (15, 17455566), (17, 15401970), (18, 14546305), (19, 13780710), (30, 8727783), (34, 7700985), (38, 6890355), (45, 5818522), (51, 5133990), (57, 4593570), (85, 3080394), (90, 2909261), (95, 2756142), (102, 2566995), (114, 2296785), (153, 1711330), (170, 1540197), (171, 1531190), (190, 1378071), (255, 1026798), (285, 918714), (306, 855665), (323, 810630), (342, 765595), (510, 513399), (570, 459357), (646, 405315), (765, 342266), (855, 306238), (969, 270210), (1530, 171133), (1615, 162126), (1710, 153119), (1938, 135105), (2907, 90070), (3230, 81063), (4845, 54042), (5814, 45035), (9007, 29070), (9690, 27021), (14535, 18014)]