68423940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:78

約数の個数: 252

約数和(自身を含む): 244862604

約数和(自身を除く): 176438664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 243, 247, 260, 270, 285, 324, 342, 351, 361, 380, 390, 405, 468, 486, 494, 513, 540, 570, 585, 684, 702, 722, 729, 741, 780, 810, 855, 972, 988, 1026, 1053, 1083, 1140, 1170, 1215, 1235, 1404, 1444, 1458, 1482, 1539, 1620, 1710, 1755, 1805, 2052, 2106, 2166, 2223, 2340, 2430, 2470, 2565, 2916, 2964, 3078, 3159, 3249, 3420, 3510, 3610, 3645, 3705, 4212, 4332, 4446, 4617, 4693, 4860, 4940, 5130, 5265, 5415, 6156, 6318, 6498, 6669, 7020, 7220, 7290, 7410, 7695, 8892, 9234, 9386, 9477, 9747, 10260, 10530, 10830, 11115, 12636, 12996, 13338, 13851, 14079, 14580, 14820, 15390, 15795, 16245, 18468, 18772, 18954, 19494, 20007, 21060, 21660, 22230, 23085, 23465, 26676, 27702, 28158, 29241, 30780, 31590, 32490, 33345, 37908, 38988, 40014, 42237, 44460, 46170, 46930, 47385, 48735, 55404, 56316, 58482, 60021, 63180, 64980, 66690, 69255, 70395, 80028, 84474, 87723, 92340, 93860, 94770, 97470, 100035, 116964, 120042, 126711, 133380, 138510, 140790, 146205, 168948, 175446, 180063, 189540, 194940, 200070, 211185, 240084, 253422, 263169, 277020, 281580, 292410, 300105, 350892, 360126, 380133, 400140, 422370, 438615, 506844, 526338, 584820, 600210, 633555, 720252, 760266, 844740, 877230, 900315, 1052676, 1140399, 1200420, 1267110, 1315845, 1520532, 1754460, 1800630, 1900665, 2280798, 2534220, 2631690, 3421197, 3601260, 3801330, 4561596, 5263380, 5701995, 6842394, 7602660, 11403990, 13684788, 17105985, 22807980, 34211970, 68423940]

約数ペア:

[(1, 68423940), (2, 34211970), (3, 22807980), (4, 17105985), (5, 13684788), (6, 11403990), (9, 7602660), (10, 6842394), (12, 5701995), (13, 5263380), (15, 4561596), (18, 3801330), (19, 3601260), (20, 3421197), (26, 2631690), (27, 2534220), (30, 2280798), (36, 1900665), (38, 1800630), (39, 1754460), (45, 1520532), (52, 1315845), (54, 1267110), (57, 1200420), (60, 1140399), (65, 1052676), (76, 900315), (78, 877230), (81, 844740), (90, 760266), (95, 720252), (108, 633555), (114, 600210), (117, 584820), (130, 526338), (135, 506844), (156, 438615), (162, 422370), (171, 400140), (180, 380133), (190, 360126), (195, 350892), (228, 300105), (234, 292410), (243, 281580), (247, 277020), (260, 263169), (270, 253422), (285, 240084), (324, 211185), (342, 200070), (351, 194940), (361, 189540), (380, 180063), (390, 175446), (405, 168948), (468, 146205), (486, 140790), (494, 138510), (513, 133380), (540, 126711), (570, 120042), (585, 116964), (684, 100035), (702, 97470), (722, 94770), (729, 93860), (741, 92340), (780, 87723), (810, 84474), (855, 80028), (972, 70395), (988, 69255), (1026, 66690), (1053, 64980), (1083, 63180), (1140, 60021), (1170, 58482), (1215, 56316), (1235, 55404), (1404, 48735), (1444, 47385), (1458, 46930), (1482, 46170), (1539, 44460), (1620, 42237), (1710, 40014), (1755, 38988), (1805, 37908), (2052, 33345), (2106, 32490), (2166, 31590), (2223, 30780), (2340, 29241), (2430, 28158), (2470, 27702), (2565, 26676), (2916, 23465), (2964, 23085), (3078, 22230), (3159, 21660), (3249, 21060), (3420, 20007), (3510, 19494), (3610, 18954), (3645, 18772), (3705, 18468), (4212, 16245), (4332, 15795), (4446, 15390), (4617, 14820), (4693, 14580), (4860, 14079), (4940, 13851), (5130, 13338), (5265, 12996), (5415, 12636), (6156, 11115), (6318, 10830), (6498, 10530), (6669, 10260), (7020, 9747), (7220, 9477), (7290, 9386), (7410, 9234), (7695, 8892)]