40906620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 135757440

約数和(自身を除く): 94850820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 443, 486, 513, 540, 570, 684, 810, 855, 886, 972, 1026, 1140, 1215, 1329, 1539, 1620, 1710, 1772, 2052, 2215, 2430, 2565, 2658, 3078, 3420, 3987, 4430, 4617, 4860, 5130, 5316, 6156, 6645, 7695, 7974, 8417, 8860, 9234, 10260, 11961, 13290, 15390, 15948, 16834, 18468, 19935, 23085, 23922, 25251, 26580, 30780, 33668, 35883, 39870, 42085, 46170, 47844, 50502, 59805, 71766, 75753, 79740, 84170, 92340, 101004, 107649, 119610, 126255, 143532, 151506, 168340, 179415, 215298, 227259, 239220, 252510, 303012, 358830, 378765, 430596, 454518, 505020, 538245, 681777, 717660, 757530, 909036, 1076490, 1136295, 1363554, 1515060, 2045331, 2152980, 2272590, 2727108, 3408885, 4090662, 4545180, 6817770, 8181324, 10226655, 13635540, 20453310, 40906620]

約数ペア:

[(1, 40906620), (2, 20453310), (3, 13635540), (4, 10226655), (5, 8181324), (6, 6817770), (9, 4545180), (10, 4090662), (12, 3408885), (15, 2727108), (18, 2272590), (19, 2152980), (20, 2045331), (27, 1515060), (30, 1363554), (36, 1136295), (38, 1076490), (45, 909036), (54, 757530), (57, 717660), (60, 681777), (76, 538245), (81, 505020), (90, 454518), (95, 430596), (108, 378765), (114, 358830), (135, 303012), (162, 252510), (171, 239220), (180, 227259), (190, 215298), (228, 179415), (243, 168340), (270, 151506), (285, 143532), (324, 126255), (342, 119610), (380, 107649), (405, 101004), (443, 92340), (486, 84170), (513, 79740), (540, 75753), (570, 71766), (684, 59805), (810, 50502), (855, 47844), (886, 46170), (972, 42085), (1026, 39870), (1140, 35883), (1215, 33668), (1329, 30780), (1539, 26580), (1620, 25251), (1710, 23922), (1772, 23085), (2052, 19935), (2215, 18468), (2430, 16834), (2565, 15948), (2658, 15390), (3078, 13290), (3420, 11961), (3987, 10260), (4430, 9234), (4617, 8860), (4860, 8417), (5130, 7974), (5316, 7695), (6156, 6645)]