2131699440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1721}}^1$

素因数の和:2147

約数の個数: 160

約数和(自身を含む): 7138668096

約数和(自身を除く): 5006968656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 397, 520, 624, 780, 794, 1040, 1191, 1560, 1588, 1721, 1985, 2382, 3120, 3176, 3442, 3970, 4764, 5161, 5163, 5955, 6352, 6884, 7940, 8605, 9528, 10322, 10326, 11910, 13768, 15483, 15880, 17210, 19056, 20644, 20652, 22373, 23820, 25805, 25815, 27536, 30966, 31760, 34420, 41288, 41304, 44746, 47640, 51610, 51630, 61932, 67119, 68840, 77415, 82576, 82608, 89492, 95280, 103220, 103260, 111865, 123864, 134238, 137680, 154830, 178984, 206440, 206520, 223730, 247728, 268476, 309660, 335595, 357968, 412880, 413040, 447460, 536952, 619320, 671190, 683237, 894920, 1073904, 1238640, 1342380, 1366474, 1789840, 2049711, 2684760, 2732948, 3416185, 4099422, 5369520, 5465896, 6832370, 8198844, 8882081, 10248555, 10931792, 13664740, 16397688, 17764162, 20497110, 26646243, 27329480, 32795376, 35528324, 40994220, 44410405, 53292486, 54658960, 71056648, 81988440, 88820810, 106584972, 133231215, 142113296, 163976880, 177641620, 213169944, 266462430, 355283240, 426339888, 532924860, 710566480, 1065849720, 2131699440]

約数ペア:

[(1, 2131699440), (2, 1065849720), (3, 710566480), (4, 532924860), (5, 426339888), (6, 355283240), (8, 266462430), (10, 213169944), (12, 177641620), (13, 163976880), (15, 142113296), (16, 133231215), (20, 106584972), (24, 88820810), (26, 81988440), (30, 71056648), (39, 54658960), (40, 53292486), (48, 44410405), (52, 40994220), (60, 35528324), (65, 32795376), (78, 27329480), (80, 26646243), (104, 20497110), (120, 17764162), (130, 16397688), (156, 13664740), (195, 10931792), (208, 10248555), (240, 8882081), (260, 8198844), (312, 6832370), (390, 5465896), (397, 5369520), (520, 4099422), (624, 3416185), (780, 2732948), (794, 2684760), (1040, 2049711), (1191, 1789840), (1560, 1366474), (1588, 1342380), (1721, 1238640), (1985, 1073904), (2382, 894920), (3120, 683237), (3176, 671190), (3442, 619320), (3970, 536952), (4764, 447460), (5161, 413040), (5163, 412880), (5955, 357968), (6352, 335595), (6884, 309660), (7940, 268476), (8605, 247728), (9528, 223730), (10322, 206520), (10326, 206440), (11910, 178984), (13768, 154830), (15483, 137680), (15880, 134238), (17210, 123864), (19056, 111865), (20644, 103260), (20652, 103220), (22373, 95280), (23820, 89492), (25805, 82608), (25815, 82576), (27536, 77415), (30966, 68840), (31760, 67119), (34420, 61932), (41288, 51630), (41304, 51610), (44746, 47640)]