31867560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1592

約数の個数: 128

約数和(自身を含む): 111888000

約数和(自身を除く): 80020440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1553, 1710, 2052, 2280, 2565, 3106, 3420, 4104, 4659, 5130, 6212, 6840, 7765, 9318, 10260, 12424, 13977, 15530, 18636, 20520, 23295, 27954, 29507, 31060, 37272, 41931, 46590, 55908, 59014, 62120, 69885, 83862, 88521, 93180, 111816, 118028, 139770, 147535, 167724, 177042, 186360, 209655, 236056, 265563, 279540, 295070, 335448, 354084, 419310, 442605, 531126, 559080, 590140, 708168, 796689, 838620, 885210, 1062252, 1180280, 1327815, 1593378, 1677240, 1770420, 2124504, 2655630, 3186756, 3540840, 3983445, 5311260, 6373512, 7966890, 10622520, 15933780, 31867560]

約数ペア:

[(1, 31867560), (2, 15933780), (3, 10622520), (4, 7966890), (5, 6373512), (6, 5311260), (8, 3983445), (9, 3540840), (10, 3186756), (12, 2655630), (15, 2124504), (18, 1770420), (19, 1677240), (20, 1593378), (24, 1327815), (27, 1180280), (30, 1062252), (36, 885210), (38, 838620), (40, 796689), (45, 708168), (54, 590140), (57, 559080), (60, 531126), (72, 442605), (76, 419310), (90, 354084), (95, 335448), (108, 295070), (114, 279540), (120, 265563), (135, 236056), (152, 209655), (171, 186360), (180, 177042), (190, 167724), (216, 147535), (228, 139770), (270, 118028), (285, 111816), (342, 93180), (360, 88521), (380, 83862), (456, 69885), (513, 62120), (540, 59014), (570, 55908), (684, 46590), (760, 41931), (855, 37272), (1026, 31060), (1080, 29507), (1140, 27954), (1368, 23295), (1553, 20520), (1710, 18636), (2052, 15530), (2280, 13977), (2565, 12424), (3106, 10260), (3420, 9318), (4104, 7765), (4659, 6840), (5130, 6212)]