2187900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 216

約数和(自身を含む): 8530704

約数和(自身を除く): 6342804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 25, 26, 30, 33, 34, 36, 39, 44, 45, 50, 51, 52, 55, 60, 65, 66, 68, 75, 78, 85, 90, 99, 100, 102, 110, 117, 130, 132, 143, 150, 153, 156, 165, 170, 180, 187, 195, 198, 204, 220, 221, 225, 234, 255, 260, 275, 286, 300, 306, 325, 330, 340, 374, 390, 396, 425, 429, 442, 450, 468, 495, 510, 550, 561, 572, 585, 612, 650, 660, 663, 715, 748, 765, 780, 825, 850, 858, 884, 900, 935, 975, 990, 1020, 1100, 1105, 1122, 1170, 1275, 1287, 1300, 1326, 1430, 1530, 1650, 1683, 1700, 1716, 1870, 1950, 1980, 1989, 2145, 2210, 2244, 2340, 2431, 2475, 2550, 2574, 2652, 2805, 2860, 2925, 3060, 3300, 3315, 3366, 3575, 3740, 3825, 3900, 3978, 4290, 4420, 4675, 4862, 4950, 5100, 5148, 5525, 5610, 5850, 6435, 6630, 6732, 7150, 7293, 7650, 7956, 8415, 8580, 9350, 9724, 9900, 9945, 10725, 11050, 11220, 11700, 12155, 12870, 13260, 14025, 14300, 14586, 15300, 16575, 16830, 18700, 19890, 21450, 21879, 22100, 24310, 25740, 28050, 29172, 32175, 33150, 33660, 36465, 39780, 42075, 42900, 43758, 48620, 49725, 56100, 60775, 64350, 66300, 72930, 84150, 87516, 99450, 109395, 121550, 128700, 145860, 168300, 182325, 198900, 218790, 243100, 364650, 437580, 546975, 729300, 1093950, 2187900]

約数ペア:

[(1, 2187900), (2, 1093950), (3, 729300), (4, 546975), (5, 437580), (6, 364650), (9, 243100), (10, 218790), (11, 198900), (12, 182325), (13, 168300), (15, 145860), (17, 128700), (18, 121550), (20, 109395), (22, 99450), (25, 87516), (26, 84150), (30, 72930), (33, 66300), (34, 64350), (36, 60775), (39, 56100), (44, 49725), (45, 48620), (50, 43758), (51, 42900), (52, 42075), (55, 39780), (60, 36465), (65, 33660), (66, 33150), (68, 32175), (75, 29172), (78, 28050), (85, 25740), (90, 24310), (99, 22100), (100, 21879), (102, 21450), (110, 19890), (117, 18700), (130, 16830), (132, 16575), (143, 15300), (150, 14586), (153, 14300), (156, 14025), (165, 13260), (170, 12870), (180, 12155), (187, 11700), (195, 11220), (198, 11050), (204, 10725), (220, 9945), (221, 9900), (225, 9724), (234, 9350), (255, 8580), (260, 8415), (275, 7956), (286, 7650), (300, 7293), (306, 7150), (325, 6732), (330, 6630), (340, 6435), (374, 5850), (390, 5610), (396, 5525), (425, 5148), (429, 5100), (442, 4950), (450, 4862), (468, 4675), (495, 4420), (510, 4290), (550, 3978), (561, 3900), (572, 3825), (585, 3740), (612, 3575), (650, 3366), (660, 3315), (663, 3300), (715, 3060), (748, 2925), (765, 2860), (780, 2805), (825, 2652), (850, 2574), (858, 2550), (884, 2475), (900, 2431), (935, 2340), (975, 2244), (990, 2210), (1020, 2145), (1100, 1989), (1105, 1980), (1122, 1950), (1170, 1870), (1275, 1716), (1287, 1700), (1300, 1683), (1326, 1650), (1430, 1530)]