221454450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 685164480

約数和(自身を除く): 463710030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 229, 307, 315, 350, 450, 458, 525, 614, 630, 687, 921, 1050, 1145, 1374, 1535, 1575, 1603, 1842, 2061, 2149, 2290, 2763, 3070, 3150, 3206, 3435, 4122, 4298, 4605, 4809, 5526, 5725, 6447, 6870, 7675, 8015, 9210, 9618, 10305, 10745, 11450, 12894, 13815, 14427, 15350, 16030, 17175, 19341, 20610, 21490, 23025, 24045, 27630, 28854, 32235, 34350, 38682, 40075, 46050, 48090, 51525, 53725, 64470, 69075, 70303, 72135, 80150, 96705, 103050, 107450, 120225, 138150, 140606, 144270, 161175, 193410, 210909, 240450, 322350, 351515, 360675, 421818, 483525, 492121, 632727, 703030, 721350, 967050, 984242, 1054545, 1265454, 1476363, 1757575, 2109090, 2460605, 2952726, 3163635, 3515150, 4429089, 4921210, 5272725, 6327270, 7381815, 8858178, 10545450, 12303025, 14763630, 15818175, 22145445, 24606050, 31636350, 36909075, 44290890, 73818150, 110727225, 221454450]

約数ペア:

[(1, 221454450), (2, 110727225), (3, 73818150), (5, 44290890), (6, 36909075), (7, 31636350), (9, 24606050), (10, 22145445), (14, 15818175), (15, 14763630), (18, 12303025), (21, 10545450), (25, 8858178), (30, 7381815), (35, 6327270), (42, 5272725), (45, 4921210), (50, 4429089), (63, 3515150), (70, 3163635), (75, 2952726), (90, 2460605), (105, 2109090), (126, 1757575), (150, 1476363), (175, 1265454), (210, 1054545), (225, 984242), (229, 967050), (307, 721350), (315, 703030), (350, 632727), (450, 492121), (458, 483525), (525, 421818), (614, 360675), (630, 351515), (687, 322350), (921, 240450), (1050, 210909), (1145, 193410), (1374, 161175), (1535, 144270), (1575, 140606), (1603, 138150), (1842, 120225), (2061, 107450), (2149, 103050), (2290, 96705), (2763, 80150), (3070, 72135), (3150, 70303), (3206, 69075), (3435, 64470), (4122, 53725), (4298, 51525), (4605, 48090), (4809, 46050), (5526, 40075), (5725, 38682), (6447, 34350), (6870, 32235), (7675, 28854), (8015, 27630), (9210, 24045), (9618, 23025), (10305, 21490), (10745, 20610), (11450, 19341), (12894, 17175), (13815, 16030), (14427, 15350)]