72128490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 203394240

約数和(自身を除く): 131265750

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 139, 147, 210, 245, 278, 294, 353, 417, 490, 695, 706, 735, 834, 973, 1059, 1390, 1470, 1765, 1946, 2085, 2118, 2471, 2919, 3530, 4170, 4865, 4942, 5295, 5838, 6811, 7413, 9730, 10590, 12355, 13622, 14595, 14826, 17297, 20433, 24710, 29190, 34055, 34594, 37065, 40866, 49067, 51891, 68110, 74130, 86485, 98134, 102165, 103782, 147201, 172970, 204330, 245335, 259455, 294402, 343469, 490670, 518910, 686938, 736005, 1030407, 1472010, 1717345, 2060814, 2404283, 3434690, 4808566, 5152035, 7212849, 10304070, 12021415, 14425698, 24042830, 36064245, 72128490]

約数ペア:

[(1, 72128490), (2, 36064245), (3, 24042830), (5, 14425698), (6, 12021415), (7, 10304070), (10, 7212849), (14, 5152035), (15, 4808566), (21, 3434690), (30, 2404283), (35, 2060814), (42, 1717345), (49, 1472010), (70, 1030407), (98, 736005), (105, 686938), (139, 518910), (147, 490670), (210, 343469), (245, 294402), (278, 259455), (294, 245335), (353, 204330), (417, 172970), (490, 147201), (695, 103782), (706, 102165), (735, 98134), (834, 86485), (973, 74130), (1059, 68110), (1390, 51891), (1470, 49067), (1765, 40866), (1946, 37065), (2085, 34594), (2118, 34055), (2471, 29190), (2919, 24710), (3530, 20433), (4170, 17297), (4865, 14826), (4942, 14595), (5295, 13622), (5838, 12355), (6811, 10590), (7413, 9730)]