1271321040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1213}}^1$

素因数の和:1637

約数の個数: 160

約数和(自身を含む): 4313759616

約数和(自身を除く): 3042438576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 397, 440, 528, 660, 794, 880, 1191, 1213, 1320, 1588, 1985, 2382, 2426, 2640, 3176, 3639, 3970, 4367, 4764, 4852, 5955, 6065, 6352, 7278, 7940, 8734, 9528, 9704, 11910, 12130, 13101, 13343, 14556, 15880, 17468, 18195, 19056, 19408, 21835, 23820, 24260, 26202, 26686, 29112, 31760, 34936, 36390, 40029, 43670, 47640, 48520, 52404, 53372, 58224, 65505, 66715, 69872, 72780, 80058, 87340, 95280, 97040, 104808, 106744, 131010, 133430, 145560, 160116, 174680, 200145, 209616, 213488, 262020, 266860, 291120, 320232, 349360, 400290, 481561, 524040, 533720, 640464, 800580, 963122, 1048080, 1067440, 1444683, 1601160, 1926244, 2407805, 2889366, 3202320, 3852488, 4815610, 5297171, 5778732, 7223415, 7704976, 9631220, 10594342, 11557464, 14446830, 15891513, 19262440, 21188684, 23114928, 26485855, 28893660, 31783026, 38524880, 42377368, 52971710, 57787320, 63566052, 79457565, 84754736, 105943420, 115574640, 127132104, 158915130, 211886840, 254264208, 317830260, 423773680, 635660520, 1271321040]

約数ペア:

[(1, 1271321040), (2, 635660520), (3, 423773680), (4, 317830260), (5, 254264208), (6, 211886840), (8, 158915130), (10, 127132104), (11, 115574640), (12, 105943420), (15, 84754736), (16, 79457565), (20, 63566052), (22, 57787320), (24, 52971710), (30, 42377368), (33, 38524880), (40, 31783026), (44, 28893660), (48, 26485855), (55, 23114928), (60, 21188684), (66, 19262440), (80, 15891513), (88, 14446830), (110, 11557464), (120, 10594342), (132, 9631220), (165, 7704976), (176, 7223415), (220, 5778732), (240, 5297171), (264, 4815610), (330, 3852488), (397, 3202320), (440, 2889366), (528, 2407805), (660, 1926244), (794, 1601160), (880, 1444683), (1191, 1067440), (1213, 1048080), (1320, 963122), (1588, 800580), (1985, 640464), (2382, 533720), (2426, 524040), (2640, 481561), (3176, 400290), (3639, 349360), (3970, 320232), (4367, 291120), (4764, 266860), (4852, 262020), (5955, 213488), (6065, 209616), (6352, 200145), (7278, 174680), (7940, 160116), (8734, 145560), (9528, 133430), (9704, 131010), (11910, 106744), (12130, 104808), (13101, 97040), (13343, 95280), (14556, 87340), (15880, 80058), (17468, 72780), (18195, 69872), (19056, 66715), (19408, 65505), (21835, 58224), (23820, 53372), (24260, 52404), (26202, 48520), (26686, 47640), (29112, 43670), (31760, 40029), (34936, 36390)]