221121450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 216

約数和(自身を含む): 679206528

約数和(自身を除く): 458085078

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 31, 33, 45, 50, 55, 62, 66, 75, 90, 93, 99, 110, 121, 131, 150, 155, 165, 186, 198, 225, 242, 262, 275, 279, 310, 330, 341, 363, 393, 450, 465, 495, 550, 558, 605, 655, 682, 726, 775, 786, 825, 930, 990, 1023, 1089, 1179, 1210, 1310, 1395, 1441, 1550, 1650, 1705, 1815, 1965, 2046, 2178, 2325, 2358, 2475, 2790, 2882, 3025, 3069, 3275, 3410, 3630, 3751, 3930, 4061, 4323, 4650, 4950, 5115, 5445, 5895, 6050, 6138, 6550, 6975, 7205, 7502, 8122, 8525, 8646, 9075, 9825, 10230, 10890, 11253, 11790, 12183, 12969, 13950, 14410, 15345, 15851, 17050, 18150, 18755, 19650, 20305, 21615, 22506, 24366, 25575, 25938, 27225, 29475, 30690, 31702, 33759, 36025, 36549, 37510, 40610, 43230, 44671, 47553, 51150, 54450, 56265, 58950, 60915, 64845, 67518, 72050, 73098, 76725, 79255, 89342, 93775, 95106, 101525, 108075, 112530, 121830, 129690, 134013, 142659, 153450, 158510, 168795, 182745, 187550, 203050, 216150, 223355, 237765, 268026, 281325, 285318, 304575, 324225, 337590, 365490, 396275, 402039, 446710, 475530, 491381, 562650, 609150, 648450, 670065, 713295, 792550, 804078, 843975, 913725, 982762, 1116775, 1188825, 1340130, 1426590, 1474143, 1687950, 1827450, 2010195, 2233550, 2377650, 2456905, 2948286, 3350325, 3566475, 4020390, 4422429, 4913810, 6700650, 7132950, 7370715, 8844858, 10050975, 12284525, 14741430, 20101950, 22112145, 24569050, 36853575, 44224290, 73707150, 110560725, 221121450]

約数ペア:

[(1, 221121450), (2, 110560725), (3, 73707150), (5, 44224290), (6, 36853575), (9, 24569050), (10, 22112145), (11, 20101950), (15, 14741430), (18, 12284525), (22, 10050975), (25, 8844858), (30, 7370715), (31, 7132950), (33, 6700650), (45, 4913810), (50, 4422429), (55, 4020390), (62, 3566475), (66, 3350325), (75, 2948286), (90, 2456905), (93, 2377650), (99, 2233550), (110, 2010195), (121, 1827450), (131, 1687950), (150, 1474143), (155, 1426590), (165, 1340130), (186, 1188825), (198, 1116775), (225, 982762), (242, 913725), (262, 843975), (275, 804078), (279, 792550), (310, 713295), (330, 670065), (341, 648450), (363, 609150), (393, 562650), (450, 491381), (465, 475530), (495, 446710), (550, 402039), (558, 396275), (605, 365490), (655, 337590), (682, 324225), (726, 304575), (775, 285318), (786, 281325), (825, 268026), (930, 237765), (990, 223355), (1023, 216150), (1089, 203050), (1179, 187550), (1210, 182745), (1310, 168795), (1395, 158510), (1441, 153450), (1550, 142659), (1650, 134013), (1705, 129690), (1815, 121830), (1965, 112530), (2046, 108075), (2178, 101525), (2325, 95106), (2358, 93775), (2475, 89342), (2790, 79255), (2882, 76725), (3025, 73098), (3069, 72050), (3275, 67518), (3410, 64845), (3630, 60915), (3751, 58950), (3930, 56265), (4061, 54450), (4323, 51150), (4650, 47553), (4950, 44671), (5115, 43230), (5445, 40610), (5895, 37510), (6050, 36549), (6138, 36025), (6550, 33759), (6975, 31702), (7205, 30690), (7502, 29475), (8122, 27225), (8525, 25938), (8646, 25575), (9075, 24366), (9825, 22506), (10230, 21615), (10890, 20305), (11253, 19650), (11790, 18755), (12183, 18150), (12969, 17050), (13950, 15851), (14410, 15345)]