26720940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 84172032

約数和(自身を除く): 57451092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 67, 68, 69, 85, 92, 102, 115, 134, 138, 170, 201, 204, 230, 255, 268, 276, 289, 335, 340, 345, 391, 402, 460, 510, 578, 670, 690, 782, 804, 867, 1005, 1020, 1139, 1156, 1173, 1340, 1380, 1445, 1541, 1564, 1734, 1955, 2010, 2278, 2346, 2890, 3082, 3417, 3468, 3910, 4020, 4335, 4556, 4623, 4692, 5695, 5780, 5865, 6164, 6647, 6834, 7705, 7820, 8670, 9246, 11390, 11730, 13294, 13668, 15410, 17085, 17340, 18492, 19363, 19941, 22780, 23115, 23460, 26197, 26588, 30820, 33235, 34170, 38726, 39882, 46230, 52394, 58089, 66470, 68340, 77452, 78591, 79764, 92460, 96815, 99705, 104788, 116178, 130985, 132940, 157182, 193630, 199410, 232356, 261970, 290445, 314364, 387260, 392955, 398820, 445349, 523940, 580890, 785910, 890698, 1161780, 1336047, 1571820, 1781396, 2226745, 2672094, 4453490, 5344188, 6680235, 8906980, 13360470, 26720940]

約数ペア:

[(1, 26720940), (2, 13360470), (3, 8906980), (4, 6680235), (5, 5344188), (6, 4453490), (10, 2672094), (12, 2226745), (15, 1781396), (17, 1571820), (20, 1336047), (23, 1161780), (30, 890698), (34, 785910), (46, 580890), (51, 523940), (60, 445349), (67, 398820), (68, 392955), (69, 387260), (85, 314364), (92, 290445), (102, 261970), (115, 232356), (134, 199410), (138, 193630), (170, 157182), (201, 132940), (204, 130985), (230, 116178), (255, 104788), (268, 99705), (276, 96815), (289, 92460), (335, 79764), (340, 78591), (345, 77452), (391, 68340), (402, 66470), (460, 58089), (510, 52394), (578, 46230), (670, 39882), (690, 38726), (782, 34170), (804, 33235), (867, 30820), (1005, 26588), (1020, 26197), (1139, 23460), (1156, 23115), (1173, 22780), (1340, 19941), (1380, 19363), (1445, 18492), (1541, 17340), (1564, 17085), (1734, 15410), (1955, 13668), (2010, 13294), (2278, 11730), (2346, 11390), (2890, 9246), (3082, 8670), (3417, 7820), (3468, 7705), (3910, 6834), (4020, 6647), (4335, 6164), (4556, 5865), (4623, 5780), (4692, 5695)]