61131150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 178100208

約数和(自身を除く): 116969058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 61, 75, 85, 90, 102, 122, 131, 150, 153, 170, 183, 225, 255, 262, 305, 306, 366, 393, 425, 450, 510, 549, 610, 655, 765, 786, 850, 915, 1037, 1098, 1179, 1275, 1310, 1525, 1530, 1830, 1965, 2074, 2227, 2358, 2550, 2745, 3050, 3111, 3275, 3825, 3930, 4454, 4575, 5185, 5490, 5895, 6222, 6550, 6681, 7650, 7991, 9150, 9333, 9825, 10370, 11135, 11790, 13362, 13725, 15555, 15982, 18666, 19650, 20043, 22270, 23973, 25925, 27450, 29475, 31110, 33405, 39955, 40086, 46665, 47946, 51850, 55675, 58950, 66810, 71919, 77775, 79910, 93330, 100215, 111350, 119865, 135847, 143838, 155550, 167025, 199775, 200430, 233325, 239730, 271694, 334050, 359595, 399550, 407541, 466650, 501075, 599325, 679235, 719190, 815082, 1002150, 1198650, 1222623, 1358470, 1797975, 2037705, 2445246, 3396175, 3595950, 4075410, 6113115, 6792350, 10188525, 12226230, 20377050, 30565575, 61131150]

約数ペア:

[(1, 61131150), (2, 30565575), (3, 20377050), (5, 12226230), (6, 10188525), (9, 6792350), (10, 6113115), (15, 4075410), (17, 3595950), (18, 3396175), (25, 2445246), (30, 2037705), (34, 1797975), (45, 1358470), (50, 1222623), (51, 1198650), (61, 1002150), (75, 815082), (85, 719190), (90, 679235), (102, 599325), (122, 501075), (131, 466650), (150, 407541), (153, 399550), (170, 359595), (183, 334050), (225, 271694), (255, 239730), (262, 233325), (305, 200430), (306, 199775), (366, 167025), (393, 155550), (425, 143838), (450, 135847), (510, 119865), (549, 111350), (610, 100215), (655, 93330), (765, 79910), (786, 77775), (850, 71919), (915, 66810), (1037, 58950), (1098, 55675), (1179, 51850), (1275, 47946), (1310, 46665), (1525, 40086), (1530, 39955), (1830, 33405), (1965, 31110), (2074, 29475), (2227, 27450), (2358, 25925), (2550, 23973), (2745, 22270), (3050, 20043), (3111, 19650), (3275, 18666), (3825, 15982), (3930, 15555), (4454, 13725), (4575, 13362), (5185, 11790), (5490, 11135), (5895, 10370), (6222, 9825), (6550, 9333), (6681, 9150), (7650, 7991)]