72391140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 235609920

約数和(自身を除く): 163218780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 90, 95, 114, 122, 171, 180, 183, 190, 228, 244, 285, 305, 342, 347, 366, 380, 549, 570, 610, 684, 694, 732, 855, 915, 1041, 1098, 1140, 1159, 1220, 1388, 1710, 1735, 1830, 2082, 2196, 2318, 2745, 3123, 3420, 3470, 3477, 3660, 4164, 4636, 5205, 5490, 5795, 6246, 6593, 6940, 6954, 10410, 10431, 10980, 11590, 12492, 13186, 13908, 15615, 17385, 19779, 20820, 20862, 21167, 23180, 26372, 31230, 32965, 34770, 39558, 41724, 42334, 52155, 59337, 62460, 63501, 65930, 69540, 79116, 84668, 98895, 104310, 105835, 118674, 127002, 131860, 190503, 197790, 208620, 211670, 237348, 254004, 296685, 317505, 381006, 395580, 402173, 423340, 593370, 635010, 762012, 804346, 952515, 1186740, 1206519, 1270020, 1608692, 1905030, 2010865, 2413038, 3619557, 3810060, 4021730, 4826076, 6032595, 7239114, 8043460, 12065190, 14478228, 18097785, 24130380, 36195570, 72391140]

約数ペア:

[(1, 72391140), (2, 36195570), (3, 24130380), (4, 18097785), (5, 14478228), (6, 12065190), (9, 8043460), (10, 7239114), (12, 6032595), (15, 4826076), (18, 4021730), (19, 3810060), (20, 3619557), (30, 2413038), (36, 2010865), (38, 1905030), (45, 1608692), (57, 1270020), (60, 1206519), (61, 1186740), (76, 952515), (90, 804346), (95, 762012), (114, 635010), (122, 593370), (171, 423340), (180, 402173), (183, 395580), (190, 381006), (228, 317505), (244, 296685), (285, 254004), (305, 237348), (342, 211670), (347, 208620), (366, 197790), (380, 190503), (549, 131860), (570, 127002), (610, 118674), (684, 105835), (694, 104310), (732, 98895), (855, 84668), (915, 79116), (1041, 69540), (1098, 65930), (1140, 63501), (1159, 62460), (1220, 59337), (1388, 52155), (1710, 42334), (1735, 41724), (1830, 39558), (2082, 34770), (2196, 32965), (2318, 31230), (2745, 26372), (3123, 23180), (3420, 21167), (3470, 20862), (3477, 20820), (3660, 19779), (4164, 17385), (4636, 15615), (5205, 13908), (5490, 13186), (5795, 12492), (6246, 11590), (6593, 10980), (6940, 10431), (6954, 10410)]