215345970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20107}}^1$

素因数の和:20144

約数の個数: 96

約数和(自身を含む): 677559168

約数和(自身を除く): 462213198

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2142, 3570, 5355, 10710, 20107, 40214, 60321, 100535, 120642, 140749, 180963, 201070, 281498, 301605, 341819, 361926, 422247, 603210, 683638, 703745, 844494, 904815, 1025457, 1266741, 1407490, 1709095, 1809630, 2050914, 2111235, 2392733, 2533482, 3076371, 3418190, 4222470, 4785466, 5127285, 6152742, 6333705, 7178199, 10254570, 11963665, 12667410, 14356398, 15381855, 21534597, 23927330, 30763710, 35890995, 43069194, 71781990, 107672985, 215345970]

約数ペア:

[(1, 215345970), (2, 107672985), (3, 71781990), (5, 43069194), (6, 35890995), (7, 30763710), (9, 23927330), (10, 21534597), (14, 15381855), (15, 14356398), (17, 12667410), (18, 11963665), (21, 10254570), (30, 7178199), (34, 6333705), (35, 6152742), (42, 5127285), (45, 4785466), (51, 4222470), (63, 3418190), (70, 3076371), (85, 2533482), (90, 2392733), (102, 2111235), (105, 2050914), (119, 1809630), (126, 1709095), (153, 1407490), (170, 1266741), (210, 1025457), (238, 904815), (255, 844494), (306, 703745), (315, 683638), (357, 603210), (510, 422247), (595, 361926), (630, 341819), (714, 301605), (765, 281498), (1071, 201070), (1190, 180963), (1530, 140749), (1785, 120642), (2142, 100535), (3570, 60321), (5355, 40214), (10710, 20107)]