1015200400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 180

約数和(自身を含む): 2671964400

約数和(自身を除く): 1656764000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 139, 152, 155, 190, 200, 248, 278, 304, 310, 380, 400, 475, 496, 556, 589, 620, 695, 760, 775, 950, 961, 1112, 1178, 1240, 1390, 1520, 1550, 1900, 1922, 2224, 2356, 2480, 2641, 2780, 2945, 3100, 3475, 3800, 3844, 4309, 4712, 4805, 5282, 5560, 5890, 6200, 6950, 7600, 7688, 8618, 9424, 9610, 10564, 11120, 11780, 12400, 13205, 13900, 14725, 15376, 17236, 18259, 19220, 21128, 21545, 23560, 24025, 26410, 27800, 29450, 34472, 36518, 38440, 42256, 43090, 47120, 48050, 52820, 55600, 58900, 66025, 68944, 73036, 76880, 81871, 86180, 91295, 96100, 105640, 107725, 117800, 132050, 133579, 146072, 163742, 172360, 182590, 192200, 211280, 215450, 235600, 264100, 267158, 292144, 327484, 344720, 365180, 384400, 409355, 430900, 456475, 528200, 534316, 654968, 667895, 730360, 818710, 861800, 912950, 1056400, 1068632, 1309936, 1335790, 1460720, 1637420, 1723600, 1825900, 2046775, 2137264, 2538001, 2671580, 3274840, 3339475, 3651800, 4093550, 5076002, 5343160, 6549680, 6678950, 7303600, 8187100, 10152004, 10686320, 12690005, 13357900, 16374200, 20304008, 25380010, 26715800, 32748400, 40608016, 50760020, 53431600, 63450025, 101520040, 126900050, 203040080, 253800100, 507600200, 1015200400]

約数ペア:

[(1, 1015200400), (2, 507600200), (4, 253800100), (5, 203040080), (8, 126900050), (10, 101520040), (16, 63450025), (19, 53431600), (20, 50760020), (25, 40608016), (31, 32748400), (38, 26715800), (40, 25380010), (50, 20304008), (62, 16374200), (76, 13357900), (80, 12690005), (95, 10686320), (100, 10152004), (124, 8187100), (139, 7303600), (152, 6678950), (155, 6549680), (190, 5343160), (200, 5076002), (248, 4093550), (278, 3651800), (304, 3339475), (310, 3274840), (380, 2671580), (400, 2538001), (475, 2137264), (496, 2046775), (556, 1825900), (589, 1723600), (620, 1637420), (695, 1460720), (760, 1335790), (775, 1309936), (950, 1068632), (961, 1056400), (1112, 912950), (1178, 861800), (1240, 818710), (1390, 730360), (1520, 667895), (1550, 654968), (1900, 534316), (1922, 528200), (2224, 456475), (2356, 430900), (2480, 409355), (2641, 384400), (2780, 365180), (2945, 344720), (3100, 327484), (3475, 292144), (3800, 267158), (3844, 264100), (4309, 235600), (4712, 215450), (4805, 211280), (5282, 192200), (5560, 182590), (5890, 172360), (6200, 163742), (6950, 146072), (7600, 133579), (7688, 132050), (8618, 117800), (9424, 107725), (9610, 105640), (10564, 96100), (11120, 91295), (11780, 86180), (12400, 81871), (13205, 76880), (13900, 73036), (14725, 68944), (15376, 66025), (17236, 58900), (18259, 55600), (19220, 52820), (21128, 48050), (21545, 47120), (23560, 43090), (24025, 42256), (26410, 38440), (27800, 36518), (29450, 34472)]