213780780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3677}}^1$

素因数の和:3728

約数の個数: 144

約数和(自身を含む): 722947680

約数和(自身を除く): 509166900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2907, 3060, 3230, 3420, 3677, 3876, 4845, 5814, 6460, 7354, 9690, 11031, 11628, 14535, 14708, 18385, 19380, 22062, 29070, 33093, 36770, 44124, 55155, 58140, 62509, 66186, 69863, 73540, 110310, 125018, 132372, 139726, 165465, 187527, 209589, 220620, 250036, 279452, 312545, 330930, 349315, 375054, 419178, 562581, 625090, 628767, 661860, 698630, 750108, 838356, 937635, 1047945, 1125162, 1187671, 1250180, 1257534, 1397260, 1875270, 2095890, 2250324, 2375342, 2515068, 2812905, 3143835, 3563013, 3750540, 4191780, 4750684, 5625810, 5938355, 6287670, 7126026, 10689039, 11251620, 11876710, 12575340, 14252052, 17815065, 21378078, 23753420, 35630130, 42756156, 53445195, 71260260, 106890390, 213780780]

約数ペア:

[(1, 213780780), (2, 106890390), (3, 71260260), (4, 53445195), (5, 42756156), (6, 35630130), (9, 23753420), (10, 21378078), (12, 17815065), (15, 14252052), (17, 12575340), (18, 11876710), (19, 11251620), (20, 10689039), (30, 7126026), (34, 6287670), (36, 5938355), (38, 5625810), (45, 4750684), (51, 4191780), (57, 3750540), (60, 3563013), (68, 3143835), (76, 2812905), (85, 2515068), (90, 2375342), (95, 2250324), (102, 2095890), (114, 1875270), (153, 1397260), (170, 1257534), (171, 1250180), (180, 1187671), (190, 1125162), (204, 1047945), (228, 937635), (255, 838356), (285, 750108), (306, 698630), (323, 661860), (340, 628767), (342, 625090), (380, 562581), (510, 419178), (570, 375054), (612, 349315), (646, 330930), (684, 312545), (765, 279452), (855, 250036), (969, 220620), (1020, 209589), (1140, 187527), (1292, 165465), (1530, 139726), (1615, 132372), (1710, 125018), (1938, 110310), (2907, 73540), (3060, 69863), (3230, 66186), (3420, 62509), (3677, 58140), (3876, 55155), (4845, 44124), (5814, 36770), (6460, 33093), (7354, 29070), (9690, 22062), (11031, 19380), (11628, 18385), (14535, 14708)]