551171940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 216

約数和(自身を含む): 1775007360

約数和(自身を除く): 1223835420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 79, 93, 110, 121, 124, 132, 155, 158, 165, 186, 220, 237, 242, 310, 316, 330, 341, 363, 372, 395, 465, 474, 484, 605, 620, 660, 682, 726, 790, 869, 930, 948, 961, 1023, 1185, 1210, 1364, 1452, 1580, 1705, 1738, 1815, 1860, 1922, 2046, 2370, 2420, 2449, 2607, 2883, 3410, 3476, 3630, 3751, 3844, 4092, 4345, 4740, 4805, 4898, 5115, 5214, 5766, 6820, 7260, 7347, 7502, 8690, 9559, 9610, 9796, 10230, 10428, 10571, 11253, 11532, 12245, 13035, 14415, 14694, 15004, 17380, 18755, 19118, 19220, 20460, 21142, 22506, 24490, 26070, 26939, 28677, 28830, 29388, 31713, 36735, 37510, 38236, 42284, 45012, 47795, 48980, 52140, 52855, 53878, 56265, 57354, 57660, 63426, 73470, 75020, 75919, 80817, 95590, 105710, 107756, 112530, 114708, 116281, 126852, 134695, 143385, 146940, 151838, 158565, 161634, 191180, 211420, 225060, 227757, 232562, 269390, 286770, 296329, 303676, 317130, 323268, 348843, 379595, 404085, 455514, 465124, 538780, 573540, 581405, 592658, 634260, 697686, 759190, 808170, 835109, 888987, 911028, 1138785, 1162810, 1185316, 1395372, 1481645, 1518380, 1616340, 1670218, 1744215, 1777974, 2277570, 2325620, 2505327, 2963290, 3340436, 3488430, 3555948, 4175545, 4444935, 4555140, 5010654, 5926580, 6976860, 8351090, 8889870, 9186199, 10021308, 12526635, 16702180, 17779740, 18372398, 25053270, 27558597, 36744796, 45930995, 50106540, 55117194, 91861990, 110234388, 137792985, 183723980, 275585970, 551171940]

約数ペア:

[(1, 551171940), (2, 275585970), (3, 183723980), (4, 137792985), (5, 110234388), (6, 91861990), (10, 55117194), (11, 50106540), (12, 45930995), (15, 36744796), (20, 27558597), (22, 25053270), (30, 18372398), (31, 17779740), (33, 16702180), (44, 12526635), (55, 10021308), (60, 9186199), (62, 8889870), (66, 8351090), (79, 6976860), (93, 5926580), (110, 5010654), (121, 4555140), (124, 4444935), (132, 4175545), (155, 3555948), (158, 3488430), (165, 3340436), (186, 2963290), (220, 2505327), (237, 2325620), (242, 2277570), (310, 1777974), (316, 1744215), (330, 1670218), (341, 1616340), (363, 1518380), (372, 1481645), (395, 1395372), (465, 1185316), (474, 1162810), (484, 1138785), (605, 911028), (620, 888987), (660, 835109), (682, 808170), (726, 759190), (790, 697686), (869, 634260), (930, 592658), (948, 581405), (961, 573540), (1023, 538780), (1185, 465124), (1210, 455514), (1364, 404085), (1452, 379595), (1580, 348843), (1705, 323268), (1738, 317130), (1815, 303676), (1860, 296329), (1922, 286770), (2046, 269390), (2370, 232562), (2420, 227757), (2449, 225060), (2607, 211420), (2883, 191180), (3410, 161634), (3476, 158565), (3630, 151838), (3751, 146940), (3844, 143385), (4092, 134695), (4345, 126852), (4740, 116281), (4805, 114708), (4898, 112530), (5115, 107756), (5214, 105710), (5766, 95590), (6820, 80817), (7260, 75919), (7347, 75020), (7502, 73470), (8690, 63426), (9559, 57660), (9610, 57354), (9796, 56265), (10230, 53878), (10428, 52855), (10571, 52140), (11253, 48980), (11532, 47795), (12245, 45012), (13035, 42284), (14415, 38236), (14694, 37510), (15004, 36735), (17380, 31713), (18755, 29388), (19118, 28830), (19220, 28677), (20460, 26939), (21142, 26070), (22506, 24490)]