238671720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1787}}^1$

素因数の和:1864

約数の個数: 192

約数和(自身を含む): 903726720

約数和(自身を除く): 665055000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 140, 159, 168, 180, 210, 212, 252, 265, 280, 315, 318, 360, 371, 420, 424, 477, 504, 530, 630, 636, 742, 795, 840, 954, 1060, 1113, 1260, 1272, 1484, 1590, 1787, 1855, 1908, 2120, 2226, 2385, 2520, 2968, 3180, 3339, 3574, 3710, 3816, 4452, 4770, 5361, 5565, 6360, 6678, 7148, 7420, 8904, 8935, 9540, 10722, 11130, 12509, 13356, 14296, 14840, 16083, 16695, 17870, 19080, 21444, 22260, 25018, 26712, 26805, 32166, 33390, 35740, 37527, 42888, 44520, 50036, 53610, 62545, 64332, 66780, 71480, 75054, 80415, 94711, 100072, 107220, 112581, 125090, 128664, 133560, 150108, 160830, 187635, 189422, 214440, 225162, 250180, 284133, 300216, 321660, 375270, 378844, 450324, 473555, 500360, 562905, 568266, 643320, 662977, 750540, 757688, 852399, 900648, 947110, 1125810, 1136532, 1325954, 1420665, 1501080, 1704798, 1894220, 1988931, 2251620, 2273064, 2651908, 2841330, 3314885, 3409596, 3788440, 3977862, 4261995, 4503240, 5303816, 5682660, 5966793, 6629770, 6819192, 7955724, 8523990, 9944655, 11365320, 11933586, 13259540, 15911448, 17047980, 19889310, 23867172, 26519080, 29833965, 34095960, 39778620, 47734344, 59667930, 79557240, 119335860, 238671720]

約数ペア:

[(1, 238671720), (2, 119335860), (3, 79557240), (4, 59667930), (5, 47734344), (6, 39778620), (7, 34095960), (8, 29833965), (9, 26519080), (10, 23867172), (12, 19889310), (14, 17047980), (15, 15911448), (18, 13259540), (20, 11933586), (21, 11365320), (24, 9944655), (28, 8523990), (30, 7955724), (35, 6819192), (36, 6629770), (40, 5966793), (42, 5682660), (45, 5303816), (53, 4503240), (56, 4261995), (60, 3977862), (63, 3788440), (70, 3409596), (72, 3314885), (84, 2841330), (90, 2651908), (105, 2273064), (106, 2251620), (120, 1988931), (126, 1894220), (140, 1704798), (159, 1501080), (168, 1420665), (180, 1325954), (210, 1136532), (212, 1125810), (252, 947110), (265, 900648), (280, 852399), (315, 757688), (318, 750540), (360, 662977), (371, 643320), (420, 568266), (424, 562905), (477, 500360), (504, 473555), (530, 450324), (630, 378844), (636, 375270), (742, 321660), (795, 300216), (840, 284133), (954, 250180), (1060, 225162), (1113, 214440), (1260, 189422), (1272, 187635), (1484, 160830), (1590, 150108), (1787, 133560), (1855, 128664), (1908, 125090), (2120, 112581), (2226, 107220), (2385, 100072), (2520, 94711), (2968, 80415), (3180, 75054), (3339, 71480), (3574, 66780), (3710, 64332), (3816, 62545), (4452, 53610), (4770, 50036), (5361, 44520), (5565, 42888), (6360, 37527), (6678, 35740), (7148, 33390), (7420, 32166), (8904, 26805), (8935, 26712), (9540, 25018), (10722, 22260), (11130, 21444), (12509, 19080), (13356, 17870), (14296, 16695), (14840, 16083)]