77569020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:684

約数の個数: 144

約数和(自身を含む): 254785440

約数和(自身を除く): 177216420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 613, 666, 684, 703, 740, 855, 1110, 1140, 1226, 1332, 1406, 1665, 1710, 1839, 2109, 2220, 2452, 2812, 3065, 3330, 3420, 3515, 3678, 4218, 5517, 6130, 6327, 6660, 7030, 7356, 8436, 9195, 10545, 11034, 11647, 12260, 12654, 14060, 18390, 21090, 22068, 22681, 23294, 25308, 27585, 31635, 34941, 36780, 42180, 45362, 46588, 55170, 58235, 63270, 68043, 69882, 90724, 104823, 110340, 113405, 116470, 126540, 136086, 139764, 174705, 204129, 209646, 226810, 232940, 272172, 340215, 349410, 408258, 419292, 430939, 453620, 524115, 680430, 698820, 816516, 861878, 1020645, 1048230, 1292817, 1360860, 1723756, 2041290, 2096460, 2154695, 2585634, 3878451, 4082580, 4309390, 5171268, 6464085, 7756902, 8618780, 12928170, 15513804, 19392255, 25856340, 38784510, 77569020]

約数ペア:

[(1, 77569020), (2, 38784510), (3, 25856340), (4, 19392255), (5, 15513804), (6, 12928170), (9, 8618780), (10, 7756902), (12, 6464085), (15, 5171268), (18, 4309390), (19, 4082580), (20, 3878451), (30, 2585634), (36, 2154695), (37, 2096460), (38, 2041290), (45, 1723756), (57, 1360860), (60, 1292817), (74, 1048230), (76, 1020645), (90, 861878), (95, 816516), (111, 698820), (114, 680430), (148, 524115), (171, 453620), (180, 430939), (185, 419292), (190, 408258), (222, 349410), (228, 340215), (285, 272172), (333, 232940), (342, 226810), (370, 209646), (380, 204129), (444, 174705), (555, 139764), (570, 136086), (613, 126540), (666, 116470), (684, 113405), (703, 110340), (740, 104823), (855, 90724), (1110, 69882), (1140, 68043), (1226, 63270), (1332, 58235), (1406, 55170), (1665, 46588), (1710, 45362), (1839, 42180), (2109, 36780), (2220, 34941), (2452, 31635), (2812, 27585), (3065, 25308), (3330, 23294), (3420, 22681), (3515, 22068), (3678, 21090), (4218, 18390), (5517, 14060), (6130, 12654), (6327, 12260), (6660, 11647), (7030, 11034), (7356, 10545), (8436, 9195)]