149393960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 387763200

約数和(自身を除く): 238369240

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 310, 323, 340, 373, 380, 527, 589, 620, 646, 680, 746, 760, 1054, 1178, 1240, 1292, 1492, 1615, 1865, 2108, 2356, 2584, 2635, 2945, 2984, 3230, 3730, 4216, 4712, 5270, 5890, 6341, 6460, 7087, 7460, 10013, 10540, 11563, 11780, 12682, 12920, 14174, 14920, 20026, 21080, 23126, 23560, 25364, 28348, 31705, 35435, 40052, 46252, 50065, 50728, 56696, 57815, 63410, 70870, 80104, 92504, 100130, 115630, 120479, 126820, 141740, 196571, 200260, 219697, 231260, 240958, 253640, 283480, 393142, 400520, 439394, 462520, 481916, 602395, 786284, 878788, 963832, 982855, 1098485, 1204790, 1572568, 1757576, 1965710, 2196970, 2409580, 3734849, 3931420, 4393940, 4819160, 7469698, 7862840, 8787880, 14939396, 18674245, 29878792, 37348490, 74696980, 149393960]

約数ペア:

[(1, 149393960), (2, 74696980), (4, 37348490), (5, 29878792), (8, 18674245), (10, 14939396), (17, 8787880), (19, 7862840), (20, 7469698), (31, 4819160), (34, 4393940), (38, 3931420), (40, 3734849), (62, 2409580), (68, 2196970), (76, 1965710), (85, 1757576), (95, 1572568), (124, 1204790), (136, 1098485), (152, 982855), (155, 963832), (170, 878788), (190, 786284), (248, 602395), (310, 481916), (323, 462520), (340, 439394), (373, 400520), (380, 393142), (527, 283480), (589, 253640), (620, 240958), (646, 231260), (680, 219697), (746, 200260), (760, 196571), (1054, 141740), (1178, 126820), (1240, 120479), (1292, 115630), (1492, 100130), (1615, 92504), (1865, 80104), (2108, 70870), (2356, 63410), (2584, 57815), (2635, 56696), (2945, 50728), (2984, 50065), (3230, 46252), (3730, 40052), (4216, 35435), (4712, 31705), (5270, 28348), (5890, 25364), (6341, 23560), (6460, 23126), (7087, 21080), (7460, 20026), (10013, 14920), (10540, 14174), (11563, 12920), (11780, 12682)]