1783980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 6368544

約数和(自身を除く): 4584564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 53, 55, 60, 66, 68, 85, 90, 99, 102, 106, 110, 132, 153, 159, 165, 170, 180, 187, 198, 204, 212, 220, 255, 265, 306, 318, 330, 340, 374, 396, 477, 495, 510, 530, 561, 583, 612, 636, 660, 748, 765, 795, 901, 935, 954, 990, 1020, 1060, 1122, 1166, 1530, 1590, 1683, 1749, 1802, 1870, 1908, 1980, 2244, 2332, 2385, 2703, 2805, 2915, 3060, 3180, 3366, 3498, 3604, 3740, 4505, 4770, 5247, 5406, 5610, 5830, 6732, 6996, 8109, 8415, 8745, 9010, 9540, 9911, 10494, 10812, 11220, 11660, 13515, 16218, 16830, 17490, 18020, 19822, 20988, 26235, 27030, 29733, 32436, 33660, 34980, 39644, 40545, 49555, 52470, 54060, 59466, 81090, 89199, 99110, 104940, 118932, 148665, 162180, 178398, 198220, 297330, 356796, 445995, 594660, 891990, 1783980]

約数ペア:

[(1, 1783980), (2, 891990), (3, 594660), (4, 445995), (5, 356796), (6, 297330), (9, 198220), (10, 178398), (11, 162180), (12, 148665), (15, 118932), (17, 104940), (18, 99110), (20, 89199), (22, 81090), (30, 59466), (33, 54060), (34, 52470), (36, 49555), (44, 40545), (45, 39644), (51, 34980), (53, 33660), (55, 32436), (60, 29733), (66, 27030), (68, 26235), (85, 20988), (90, 19822), (99, 18020), (102, 17490), (106, 16830), (110, 16218), (132, 13515), (153, 11660), (159, 11220), (165, 10812), (170, 10494), (180, 9911), (187, 9540), (198, 9010), (204, 8745), (212, 8415), (220, 8109), (255, 6996), (265, 6732), (306, 5830), (318, 5610), (330, 5406), (340, 5247), (374, 4770), (396, 4505), (477, 3740), (495, 3604), (510, 3498), (530, 3366), (561, 3180), (583, 3060), (612, 2915), (636, 2805), (660, 2703), (748, 2385), (765, 2332), (795, 2244), (901, 1980), (935, 1908), (954, 1870), (990, 1802), (1020, 1749), (1060, 1683), (1122, 1590), (1166, 1530)]