21252118160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{3929}}^1$

素因数の和:4705

約数の個数: 160

約数和(自身を含む): 60911101440

約数和(自身を除く): 39658983280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 743, 910, 1040, 1456, 1486, 1820, 2972, 3640, 3715, 3929, 5201, 5944, 7280, 7430, 7858, 9659, 10402, 11888, 14860, 15716, 19318, 19645, 20804, 26005, 27503, 29720, 31432, 38636, 39290, 41608, 48295, 51077, 52010, 55006, 59440, 62864, 67613, 77272, 78580, 83216, 96590, 102154, 104020, 110012, 135226, 137515, 154544, 157160, 193180, 204308, 208040, 220024, 255385, 270452, 275030, 314320, 338065, 357539, 386360, 408616, 416080, 440048, 510770, 540904, 550060, 676130, 715078, 772720, 817232, 1021540, 1081808, 1100120, 1352260, 1430156, 1787695, 2043080, 2200240, 2704520, 2860312, 2919247, 3575390, 4086160, 5409040, 5720624, 5838494, 7150780, 11676988, 14301560, 14596235, 20434729, 23353976, 28603120, 29192470, 37950211, 40869458, 46707952, 58384940, 75900422, 81738916, 102173645, 116769880, 151800844, 163477832, 189751055, 204347290, 233539760, 265651477, 303601688, 326955664, 379502110, 408694580, 531302954, 607203376, 759004220, 817389160, 1062605908, 1328257385, 1518008440, 1634778320, 2125211816, 2656514770, 3036016880, 4250423632, 5313029540, 10626059080, 21252118160]

約数ペア:

[(1, 21252118160), (2, 10626059080), (4, 5313029540), (5, 4250423632), (7, 3036016880), (8, 2656514770), (10, 2125211816), (13, 1634778320), (14, 1518008440), (16, 1328257385), (20, 1062605908), (26, 817389160), (28, 759004220), (35, 607203376), (40, 531302954), (52, 408694580), (56, 379502110), (65, 326955664), (70, 303601688), (80, 265651477), (91, 233539760), (104, 204347290), (112, 189751055), (130, 163477832), (140, 151800844), (182, 116769880), (208, 102173645), (260, 81738916), (280, 75900422), (364, 58384940), (455, 46707952), (520, 40869458), (560, 37950211), (728, 29192470), (743, 28603120), (910, 23353976), (1040, 20434729), (1456, 14596235), (1486, 14301560), (1820, 11676988), (2972, 7150780), (3640, 5838494), (3715, 5720624), (3929, 5409040), (5201, 4086160), (5944, 3575390), (7280, 2919247), (7430, 2860312), (7858, 2704520), (9659, 2200240), (10402, 2043080), (11888, 1787695), (14860, 1430156), (15716, 1352260), (19318, 1100120), (19645, 1081808), (20804, 1021540), (26005, 817232), (27503, 772720), (29720, 715078), (31432, 676130), (38636, 550060), (39290, 540904), (41608, 510770), (48295, 440048), (51077, 416080), (52010, 408616), (55006, 386360), (59440, 357539), (62864, 338065), (67613, 314320), (77272, 275030), (78580, 270452), (83216, 255385), (96590, 220024), (102154, 208040), (104020, 204308), (110012, 193180), (135226, 157160), (137515, 154544)]