7440142680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{17987}}^1$

素因数の和:18390

約数の個数: 128

約数和(自身を含む): 24866611200

約数和(自身を除く): 17426468520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 383, 540, 766, 1080, 1149, 1532, 1915, 2298, 3064, 3447, 3830, 4596, 5745, 6894, 7660, 9192, 10341, 11490, 13788, 15320, 17235, 17987, 20682, 22980, 27576, 34470, 35974, 41364, 45960, 51705, 53961, 68940, 71948, 82728, 89935, 103410, 107922, 137880, 143896, 161883, 179870, 206820, 215844, 269805, 323766, 359740, 413640, 431688, 485649, 539610, 647532, 719480, 809415, 971298, 1079220, 1295064, 1618830, 1942596, 2158440, 2428245, 3237660, 3885192, 4856490, 6475320, 6889021, 9712980, 13778042, 19425960, 20667063, 27556084, 34445105, 41334126, 55112168, 62001189, 68890210, 82668252, 103335315, 124002378, 137780420, 165336504, 186003567, 206670630, 248004756, 275560840, 310005945, 372007134, 413341260, 496009512, 620011890, 744014268, 826682520, 930017835, 1240023780, 1488028536, 1860035670, 2480047560, 3720071340, 7440142680]

約数ペア:

[(1, 7440142680), (2, 3720071340), (3, 2480047560), (4, 1860035670), (5, 1488028536), (6, 1240023780), (8, 930017835), (9, 826682520), (10, 744014268), (12, 620011890), (15, 496009512), (18, 413341260), (20, 372007134), (24, 310005945), (27, 275560840), (30, 248004756), (36, 206670630), (40, 186003567), (45, 165336504), (54, 137780420), (60, 124002378), (72, 103335315), (90, 82668252), (108, 68890210), (120, 62001189), (135, 55112168), (180, 41334126), (216, 34445105), (270, 27556084), (360, 20667063), (383, 19425960), (540, 13778042), (766, 9712980), (1080, 6889021), (1149, 6475320), (1532, 4856490), (1915, 3885192), (2298, 3237660), (3064, 2428245), (3447, 2158440), (3830, 1942596), (4596, 1618830), (5745, 1295064), (6894, 1079220), (7660, 971298), (9192, 809415), (10341, 719480), (11490, 647532), (13788, 539610), (15320, 485649), (17235, 431688), (17987, 413640), (20682, 359740), (22980, 323766), (27576, 269805), (34470, 215844), (35974, 206820), (41364, 179870), (45960, 161883), (51705, 143896), (53961, 137880), (68940, 107922), (71948, 103410), (82728, 89935)]