7800450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 192

約数和(自身を含む): 25712640

約数和(自身を除く): 17912190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 23, 25, 30, 34, 35, 38, 42, 46, 50, 51, 57, 69, 70, 75, 85, 95, 102, 105, 114, 115, 119, 133, 138, 150, 161, 170, 175, 190, 210, 230, 238, 255, 266, 285, 322, 323, 345, 350, 357, 391, 399, 425, 437, 475, 483, 510, 525, 570, 575, 595, 646, 665, 690, 714, 782, 798, 805, 850, 874, 950, 966, 969, 1050, 1150, 1173, 1190, 1275, 1311, 1330, 1425, 1610, 1615, 1725, 1785, 1938, 1955, 1995, 2185, 2261, 2346, 2415, 2550, 2622, 2737, 2850, 2975, 3059, 3230, 3325, 3450, 3570, 3910, 3990, 4025, 4370, 4522, 4830, 4845, 5474, 5865, 5950, 6118, 6555, 6650, 6783, 7429, 8050, 8075, 8211, 8925, 9177, 9690, 9775, 9975, 10925, 11305, 11730, 12075, 13110, 13566, 13685, 14858, 15295, 16150, 16422, 17850, 18354, 19550, 19950, 21850, 22287, 22610, 24150, 24225, 27370, 29325, 30590, 32775, 33915, 37145, 41055, 44574, 45885, 48450, 52003, 56525, 58650, 65550, 67830, 68425, 74290, 76475, 82110, 91770, 104006, 111435, 113050, 136850, 152950, 156009, 169575, 185725, 205275, 222870, 229425, 260015, 312018, 339150, 371450, 410550, 458850, 520030, 557175, 780045, 1114350, 1300075, 1560090, 2600150, 3900225, 7800450]

約数ペア:

[(1, 7800450), (2, 3900225), (3, 2600150), (5, 1560090), (6, 1300075), (7, 1114350), (10, 780045), (14, 557175), (15, 520030), (17, 458850), (19, 410550), (21, 371450), (23, 339150), (25, 312018), (30, 260015), (34, 229425), (35, 222870), (38, 205275), (42, 185725), (46, 169575), (50, 156009), (51, 152950), (57, 136850), (69, 113050), (70, 111435), (75, 104006), (85, 91770), (95, 82110), (102, 76475), (105, 74290), (114, 68425), (115, 67830), (119, 65550), (133, 58650), (138, 56525), (150, 52003), (161, 48450), (170, 45885), (175, 44574), (190, 41055), (210, 37145), (230, 33915), (238, 32775), (255, 30590), (266, 29325), (285, 27370), (322, 24225), (323, 24150), (345, 22610), (350, 22287), (357, 21850), (391, 19950), (399, 19550), (425, 18354), (437, 17850), (475, 16422), (483, 16150), (510, 15295), (525, 14858), (570, 13685), (575, 13566), (595, 13110), (646, 12075), (665, 11730), (690, 11305), (714, 10925), (782, 9975), (798, 9775), (805, 9690), (850, 9177), (874, 8925), (950, 8211), (966, 8075), (969, 8050), (1050, 7429), (1150, 6783), (1173, 6650), (1190, 6555), (1275, 6118), (1311, 5950), (1330, 5865), (1425, 5474), (1610, 4845), (1615, 4830), (1725, 4522), (1785, 4370), (1938, 4025), (1955, 3990), (1995, 3910), (2185, 3570), (2261, 3450), (2346, 3325), (2415, 3230), (2550, 3059), (2622, 2975), (2737, 2850)]