801720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 2779920

約数和(自身を除く): 1978200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 131, 136, 153, 170, 180, 204, 255, 262, 306, 340, 360, 393, 408, 510, 524, 612, 655, 680, 765, 786, 1020, 1048, 1179, 1224, 1310, 1530, 1572, 1965, 2040, 2227, 2358, 2620, 3060, 3144, 3930, 4454, 4716, 5240, 5895, 6120, 6681, 7860, 8908, 9432, 11135, 11790, 13362, 15720, 17816, 20043, 22270, 23580, 26724, 33405, 40086, 44540, 47160, 53448, 66810, 80172, 89080, 100215, 133620, 160344, 200430, 267240, 400860, 801720]

約数ペア:

[(1, 801720), (2, 400860), (3, 267240), (4, 200430), (5, 160344), (6, 133620), (8, 100215), (9, 89080), (10, 80172), (12, 66810), (15, 53448), (17, 47160), (18, 44540), (20, 40086), (24, 33405), (30, 26724), (34, 23580), (36, 22270), (40, 20043), (45, 17816), (51, 15720), (60, 13362), (68, 11790), (72, 11135), (85, 9432), (90, 8908), (102, 7860), (120, 6681), (131, 6120), (136, 5895), (153, 5240), (170, 4716), (180, 4454), (204, 3930), (255, 3144), (262, 3060), (306, 2620), (340, 2358), (360, 2227), (393, 2040), (408, 1965), (510, 1572), (524, 1530), (612, 1310), (655, 1224), (680, 1179), (765, 1048), (786, 1020)]