321949680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5431}}^1$

素因数の和:5479

約数の個数: 160

約数和(自身を含む): 1131594240

約数和(自身を除く): 809644560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4560, 4940, 5431, 5928, 7410, 9880, 10862, 11856, 14820, 16293, 19760, 21724, 27155, 29640, 32586, 43448, 54310, 59280, 65172, 70603, 81465, 86896, 103189, 108620, 130344, 141206, 162930, 206378, 211809, 217240, 260688, 282412, 309567, 325860, 353015, 412756, 423618, 434480, 515945, 564824, 619134, 651720, 706030, 825512, 847236, 1031890, 1059045, 1129648, 1238268, 1303440, 1341457, 1412060, 1547835, 1651024, 1694472, 2063780, 2118090, 2476536, 2682914, 2824120, 3095670, 3388944, 4024371, 4127560, 4236180, 4953072, 5365828, 5648240, 6191340, 6707285, 8048742, 8255120, 8472360, 10731656, 12382680, 13414570, 16097484, 16944720, 20121855, 21463312, 24765360, 26829140, 32194968, 40243710, 53658280, 64389936, 80487420, 107316560, 160974840, 321949680]

約数ペア:

[(1, 321949680), (2, 160974840), (3, 107316560), (4, 80487420), (5, 64389936), (6, 53658280), (8, 40243710), (10, 32194968), (12, 26829140), (13, 24765360), (15, 21463312), (16, 20121855), (19, 16944720), (20, 16097484), (24, 13414570), (26, 12382680), (30, 10731656), (38, 8472360), (39, 8255120), (40, 8048742), (48, 6707285), (52, 6191340), (57, 5648240), (60, 5365828), (65, 4953072), (76, 4236180), (78, 4127560), (80, 4024371), (95, 3388944), (104, 3095670), (114, 2824120), (120, 2682914), (130, 2476536), (152, 2118090), (156, 2063780), (190, 1694472), (195, 1651024), (208, 1547835), (228, 1412060), (240, 1341457), (247, 1303440), (260, 1238268), (285, 1129648), (304, 1059045), (312, 1031890), (380, 847236), (390, 825512), (456, 706030), (494, 651720), (520, 619134), (570, 564824), (624, 515945), (741, 434480), (760, 423618), (780, 412756), (912, 353015), (988, 325860), (1040, 309567), (1140, 282412), (1235, 260688), (1482, 217240), (1520, 211809), (1560, 206378), (1976, 162930), (2280, 141206), (2470, 130344), (2964, 108620), (3120, 103189), (3705, 86896), (3952, 81465), (4560, 70603), (4940, 65172), (5431, 59280), (5928, 54310), (7410, 43448), (9880, 32586), (10862, 29640), (11856, 27155), (14820, 21724), (16293, 19760)]