38687580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 127370880

約数和(自身を除く): 88683300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 269, 282, 306, 340, 423, 470, 510, 538, 564, 612, 705, 765, 799, 807, 846, 940, 1020, 1076, 1345, 1410, 1530, 1598, 1614, 1692, 2115, 2397, 2421, 2690, 2820, 3060, 3196, 3228, 3995, 4035, 4230, 4573, 4794, 4842, 5380, 7191, 7990, 8070, 8460, 9146, 9588, 9684, 11985, 12105, 12643, 13719, 14382, 15980, 16140, 18292, 22865, 23970, 24210, 25286, 27438, 28764, 35955, 37929, 41157, 45730, 47940, 48420, 50572, 54876, 63215, 68595, 71910, 75858, 82314, 91460, 113787, 126430, 137190, 143820, 151716, 164628, 189645, 205785, 214931, 227574, 252860, 274380, 379290, 411570, 429862, 455148, 568935, 644793, 758580, 823140, 859724, 1074655, 1137870, 1289586, 1934379, 2149310, 2275740, 2579172, 3223965, 3868758, 4298620, 6447930, 7737516, 9671895, 12895860, 19343790, 38687580]

約数ペア:

[(1, 38687580), (2, 19343790), (3, 12895860), (4, 9671895), (5, 7737516), (6, 6447930), (9, 4298620), (10, 3868758), (12, 3223965), (15, 2579172), (17, 2275740), (18, 2149310), (20, 1934379), (30, 1289586), (34, 1137870), (36, 1074655), (45, 859724), (47, 823140), (51, 758580), (60, 644793), (68, 568935), (85, 455148), (90, 429862), (94, 411570), (102, 379290), (141, 274380), (153, 252860), (170, 227574), (180, 214931), (188, 205785), (204, 189645), (235, 164628), (255, 151716), (269, 143820), (282, 137190), (306, 126430), (340, 113787), (423, 91460), (470, 82314), (510, 75858), (538, 71910), (564, 68595), (612, 63215), (705, 54876), (765, 50572), (799, 48420), (807, 47940), (846, 45730), (940, 41157), (1020, 37929), (1076, 35955), (1345, 28764), (1410, 27438), (1530, 25286), (1598, 24210), (1614, 23970), (1692, 22865), (2115, 18292), (2397, 16140), (2421, 15980), (2690, 14382), (2820, 13719), (3060, 12643), (3196, 12105), (3228, 11985), (3995, 9684), (4035, 9588), (4230, 9146), (4573, 8460), (4794, 8070), (4842, 7990), (5380, 7191)]