202541910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:638

約数の個数: 128

約数和(自身を含む): 555393024

約数和(自身を除く): 352851114

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 31, 34, 46, 51, 62, 69, 85, 93, 102, 115, 138, 155, 170, 186, 230, 255, 310, 345, 391, 465, 510, 527, 557, 690, 713, 782, 930, 1054, 1114, 1173, 1426, 1581, 1671, 1955, 2139, 2346, 2635, 2785, 3162, 3342, 3565, 3910, 4278, 5270, 5570, 5865, 7130, 7905, 8355, 9469, 10695, 11730, 12121, 12811, 15810, 16710, 17267, 18938, 21390, 24242, 25622, 28407, 34534, 36363, 38433, 47345, 51801, 56814, 60605, 64055, 72726, 76866, 86335, 94690, 103602, 121210, 128110, 142035, 172670, 181815, 192165, 217787, 259005, 284070, 293539, 363630, 384330, 397141, 435574, 518010, 587078, 653361, 794282, 880617, 1088935, 1191423, 1306722, 1467695, 1761234, 1985705, 2177870, 2382846, 2935390, 3266805, 3971410, 4403085, 5957115, 6533610, 6751397, 8806170, 11914230, 13502794, 20254191, 33756985, 40508382, 67513970, 101270955, 202541910]

約数ペア:

[(1, 202541910), (2, 101270955), (3, 67513970), (5, 40508382), (6, 33756985), (10, 20254191), (15, 13502794), (17, 11914230), (23, 8806170), (30, 6751397), (31, 6533610), (34, 5957115), (46, 4403085), (51, 3971410), (62, 3266805), (69, 2935390), (85, 2382846), (93, 2177870), (102, 1985705), (115, 1761234), (138, 1467695), (155, 1306722), (170, 1191423), (186, 1088935), (230, 880617), (255, 794282), (310, 653361), (345, 587078), (391, 518010), (465, 435574), (510, 397141), (527, 384330), (557, 363630), (690, 293539), (713, 284070), (782, 259005), (930, 217787), (1054, 192165), (1114, 181815), (1173, 172670), (1426, 142035), (1581, 128110), (1671, 121210), (1955, 103602), (2139, 94690), (2346, 86335), (2635, 76866), (2785, 72726), (3162, 64055), (3342, 60605), (3565, 56814), (3910, 51801), (4278, 47345), (5270, 38433), (5570, 36363), (5865, 34534), (7130, 28407), (7905, 25622), (8355, 24242), (9469, 21390), (10695, 18938), (11730, 17267), (12121, 16710), (12811, 15810)]