31006710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 96033600

約数和(自身を除く): 65026890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 79, 89, 90, 98, 105, 126, 147, 158, 178, 210, 237, 245, 267, 294, 315, 395, 441, 445, 474, 490, 534, 553, 623, 630, 711, 735, 790, 801, 882, 890, 1106, 1185, 1246, 1335, 1422, 1470, 1602, 1659, 1869, 2205, 2370, 2670, 2765, 3115, 3318, 3555, 3738, 3871, 4005, 4361, 4410, 4977, 5530, 5607, 6230, 7031, 7110, 7742, 8010, 8295, 8722, 9345, 9954, 11214, 11613, 13083, 14062, 16590, 18690, 19355, 21093, 21805, 23226, 24885, 26166, 28035, 34839, 35155, 38710, 39249, 42186, 43610, 49217, 49770, 56070, 58065, 63279, 65415, 69678, 70310, 78498, 98434, 105465, 116130, 126558, 130830, 147651, 174195, 196245, 210930, 246085, 295302, 316395, 344519, 348390, 392490, 442953, 492170, 632790, 689038, 738255, 885906, 1033557, 1476510, 1722595, 2067114, 2214765, 3100671, 3445190, 4429530, 5167785, 6201342, 10335570, 15503355, 31006710]

約数ペア:

[(1, 31006710), (2, 15503355), (3, 10335570), (5, 6201342), (6, 5167785), (7, 4429530), (9, 3445190), (10, 3100671), (14, 2214765), (15, 2067114), (18, 1722595), (21, 1476510), (30, 1033557), (35, 885906), (42, 738255), (45, 689038), (49, 632790), (63, 492170), (70, 442953), (79, 392490), (89, 348390), (90, 344519), (98, 316395), (105, 295302), (126, 246085), (147, 210930), (158, 196245), (178, 174195), (210, 147651), (237, 130830), (245, 126558), (267, 116130), (294, 105465), (315, 98434), (395, 78498), (441, 70310), (445, 69678), (474, 65415), (490, 63279), (534, 58065), (553, 56070), (623, 49770), (630, 49217), (711, 43610), (735, 42186), (790, 39249), (801, 38710), (882, 35155), (890, 34839), (1106, 28035), (1185, 26166), (1246, 24885), (1335, 23226), (1422, 21805), (1470, 21093), (1602, 19355), (1659, 18690), (1869, 16590), (2205, 14062), (2370, 13083), (2670, 11613), (2765, 11214), (3115, 9954), (3318, 9345), (3555, 8722), (3738, 8295), (3871, 8010), (4005, 7742), (4361, 7110), (4410, 7031), (4977, 6230), (5530, 5607)]