78423030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17783}}^1$

素因数の和:17810

約数の個数: 72

約数和(自身を含む): 237202992

約数和(自身を除く): 158779962

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 17783, 35566, 53349, 88915, 106698, 124481, 160047, 177830, 248962, 266745, 320094, 373443, 533490, 622405, 746886, 800235, 871367, 1120329, 1244810, 1600470, 1742734, 1867215, 2240658, 2614101, 3734430, 4356835, 5228202, 5601645, 7842303, 8713670, 11203290, 13070505, 15684606, 26141010, 39211515, 78423030]

約数ペア:

[(1, 78423030), (2, 39211515), (3, 26141010), (5, 15684606), (6, 13070505), (7, 11203290), (9, 8713670), (10, 7842303), (14, 5601645), (15, 5228202), (18, 4356835), (21, 3734430), (30, 2614101), (35, 2240658), (42, 1867215), (45, 1742734), (49, 1600470), (63, 1244810), (70, 1120329), (90, 871367), (98, 800235), (105, 746886), (126, 622405), (147, 533490), (210, 373443), (245, 320094), (294, 266745), (315, 248962), (441, 177830), (490, 160047), (630, 124481), (735, 106698), (882, 88915), (1470, 53349), (2205, 35566), (4410, 17783)]