72189180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 271724544

約数和(自身を除く): 199535364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 47, 53, 60, 63, 69, 70, 84, 90, 92, 94, 105, 106, 115, 126, 138, 140, 141, 159, 161, 180, 188, 207, 210, 212, 230, 235, 252, 265, 276, 282, 315, 318, 322, 329, 345, 371, 414, 420, 423, 460, 470, 477, 483, 530, 564, 630, 636, 644, 658, 690, 705, 742, 795, 805, 828, 846, 940, 954, 966, 987, 1035, 1060, 1081, 1113, 1219, 1260, 1316, 1380, 1410, 1449, 1484, 1590, 1610, 1645, 1692, 1855, 1908, 1932, 1974, 2070, 2115, 2162, 2226, 2385, 2415, 2438, 2491, 2820, 2898, 2961, 3180, 3220, 3243, 3290, 3339, 3657, 3710, 3948, 4140, 4230, 4324, 4452, 4770, 4830, 4876, 4935, 4982, 5405, 5565, 5796, 5922, 6095, 6486, 6580, 6678, 7245, 7314, 7420, 7473, 7567, 8460, 8533, 9540, 9660, 9729, 9870, 9964, 10810, 10971, 11130, 11844, 12190, 12455, 12972, 13356, 14490, 14628, 14805, 14946, 15134, 16215, 16695, 17066, 17437, 18285, 19458, 19740, 21620, 21942, 22260, 22419, 22701, 24380, 24910, 25599, 28980, 29610, 29892, 30268, 32430, 33390, 34132, 34874, 36570, 37365, 37835, 38916, 42665, 43884, 44838, 45402, 48645, 49820, 51198, 52311, 54855, 57293, 59220, 64860, 66780, 68103, 69748, 73140, 74730, 75670, 76797, 85330, 87185, 89676, 90804, 97290, 102396, 104622, 109710, 112095, 113505, 114586, 127995, 136206, 149460, 151340, 153594, 156933, 170660, 171879, 174370, 194580, 209244, 219420, 224190, 227010, 229172, 255990, 261555, 272412, 286465, 307188, 313866, 340515, 343758, 348740, 383985, 401051, 448380, 454020, 511980, 515637, 523110, 572930, 627732, 681030, 687516, 767970, 784665, 802102, 859395, 1031274, 1046220, 1145860, 1203153, 1362060, 1535940, 1569330, 1604204, 1718790, 2005255, 2062548, 2406306, 2578185, 3138660, 3437580, 3609459, 4010510, 4812612, 5156370, 6015765, 7218918, 8021020, 10312740, 12031530, 14437836, 18047295, 24063060, 36094590, 72189180]

約数ペア:

[(1, 72189180), (2, 36094590), (3, 24063060), (4, 18047295), (5, 14437836), (6, 12031530), (7, 10312740), (9, 8021020), (10, 7218918), (12, 6015765), (14, 5156370), (15, 4812612), (18, 4010510), (20, 3609459), (21, 3437580), (23, 3138660), (28, 2578185), (30, 2406306), (35, 2062548), (36, 2005255), (42, 1718790), (45, 1604204), (46, 1569330), (47, 1535940), (53, 1362060), (60, 1203153), (63, 1145860), (69, 1046220), (70, 1031274), (84, 859395), (90, 802102), (92, 784665), (94, 767970), (105, 687516), (106, 681030), (115, 627732), (126, 572930), (138, 523110), (140, 515637), (141, 511980), (159, 454020), (161, 448380), (180, 401051), (188, 383985), (207, 348740), (210, 343758), (212, 340515), (230, 313866), (235, 307188), (252, 286465), (265, 272412), (276, 261555), (282, 255990), (315, 229172), (318, 227010), (322, 224190), (329, 219420), (345, 209244), (371, 194580), (414, 174370), (420, 171879), (423, 170660), (460, 156933), (470, 153594), (477, 151340), (483, 149460), (530, 136206), (564, 127995), (630, 114586), (636, 113505), (644, 112095), (658, 109710), (690, 104622), (705, 102396), (742, 97290), (795, 90804), (805, 89676), (828, 87185), (846, 85330), (940, 76797), (954, 75670), (966, 74730), (987, 73140), (1035, 69748), (1060, 68103), (1081, 66780), (1113, 64860), (1219, 59220), (1260, 57293), (1316, 54855), (1380, 52311), (1410, 51198), (1449, 49820), (1484, 48645), (1590, 45402), (1610, 44838), (1645, 43884), (1692, 42665), (1855, 38916), (1908, 37835), (1932, 37365), (1974, 36570), (2070, 34874), (2115, 34132), (2162, 33390), (2226, 32430), (2385, 30268), (2415, 29892), (2438, 29610), (2491, 28980), (2820, 25599), (2898, 24910), (2961, 24380), (3180, 22701), (3220, 22419), (3243, 22260), (3290, 21942), (3339, 21620), (3657, 19740), (3710, 19458), (3948, 18285), (4140, 17437), (4230, 17066), (4324, 16695), (4452, 16215), (4770, 15134), (4830, 14946), (4876, 14805), (4935, 14628), (4982, 14490), (5405, 13356), (5565, 12972), (5796, 12455), (5922, 12190), (6095, 11844), (6486, 11130), (6580, 10971), (6678, 10810), (7245, 9964), (7314, 9870), (7420, 9729), (7473, 9660), (7567, 9540), (8460, 8533)]