291257876080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{206519}}^1$

素因数の和:206627

約数の個数: 120

約数和(自身を含む): 731147712480

約数和(自身を除く): 439889836400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 289, 305, 340, 488, 578, 610, 680, 976, 1037, 1156, 1220, 1360, 1445, 2074, 2312, 2440, 2890, 4148, 4624, 4880, 5185, 5780, 8296, 10370, 11560, 16592, 17629, 20740, 23120, 35258, 41480, 70516, 82960, 88145, 141032, 176290, 206519, 282064, 352580, 413038, 705160, 826076, 1032595, 1410320, 1652152, 2065190, 3304304, 3510823, 4130380, 7021646, 8260760, 12597659, 14043292, 16521520, 17554115, 25195318, 28086584, 35108230, 50390636, 56173168, 59683991, 62988295, 70216460, 100781272, 119367982, 125976590, 140432920, 201562544, 214160203, 238735964, 251953180, 280865840, 298419955, 428320406, 477471928, 503906360, 596839910, 856640812, 954943856, 1007812720, 1070801015, 1193679820, 1713281624, 2141602030, 2387359640, 3426563248, 3640723451, 4283204060, 4774719280, 7281446902, 8566408120, 14562893804, 17132816240, 18203617255, 29125787608, 36407234510, 58251575216, 72814469020, 145628938040, 291257876080]

約数ペア:

[(1, 291257876080), (2, 145628938040), (4, 72814469020), (5, 58251575216), (8, 36407234510), (10, 29125787608), (16, 18203617255), (17, 17132816240), (20, 14562893804), (34, 8566408120), (40, 7281446902), (61, 4774719280), (68, 4283204060), (80, 3640723451), (85, 3426563248), (122, 2387359640), (136, 2141602030), (170, 1713281624), (244, 1193679820), (272, 1070801015), (289, 1007812720), (305, 954943856), (340, 856640812), (488, 596839910), (578, 503906360), (610, 477471928), (680, 428320406), (976, 298419955), (1037, 280865840), (1156, 251953180), (1220, 238735964), (1360, 214160203), (1445, 201562544), (2074, 140432920), (2312, 125976590), (2440, 119367982), (2890, 100781272), (4148, 70216460), (4624, 62988295), (4880, 59683991), (5185, 56173168), (5780, 50390636), (8296, 35108230), (10370, 28086584), (11560, 25195318), (16592, 17554115), (17629, 16521520), (20740, 14043292), (23120, 12597659), (35258, 8260760), (41480, 7021646), (70516, 4130380), (82960, 3510823), (88145, 3304304), (141032, 2065190), (176290, 1652152), (206519, 1410320), (282064, 1032595), (352580, 826076), (413038, 705160)]